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Two factors of 110, 11 and 10, equal 21 if you add them.

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โˆ™ 2015-06-08 13:47:53
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Q: What factors of a number equal 21?
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Related questions

What is the odd number that has exactly 4 factors that equal 32?

21. Its factors are 1, 3, 7 and 21 which add to 32.


What is a product of its prime factor?

It is when the prime factors of whole number are multiplied together that they equal that number. For example the prime factors of 21 are 3 and 7 so 3*7 = 21


What are two factors of a number if 21 is one of the factors?

If 21 is a factor of a number, then the factors of 21 must also be factors. So 3 and 7


How many factors has the number 21?

The factors of 21 are :1,3,7,21


What are two factors of 21 that when added together equal 21?

The factors of 21 are 1, 3, 7 and 21. No two of them add up to 21.


What is the composite of 21?

A composite number is a number that has more than two factors. The factors of 21 are 1, 3, 7, and 21. Therefore, 21 is a composite number.


What are the proper factors of the number 21?

The factors of 21 are: 1, 3, 7, 21.


What are all of the factors for the number 21?

The factors of 21 are: 1, 3, 7, 21.


How many factors does the number 21 have?

4 factors they are 1,3,7 and 21


When you have a number that has exactly two equal factors each factor is called?

If a number has equal factors, it is a perfect square and the equal factors would be square roots.


What two factors equal 21?

3 times 7 = 21


Is there a prime number that is a multiple of 21?

No, it is not possible. Every multiple of 21 is a composite number. 21 is a composite number and its factors are 1, 3, 7 and 21(4 factors). Any multiple of 21 must have all the factors of 21. So, every multiple of 21 has at least 4 factors. And a prime number has only two factors so, any multiple of 21 can't be prime.


One of a number is 3 equal factors?

If one of the number is 3 equal factors, then it is a cube root.


The factors of a number are 1 3 7 and 21 what is the number?

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What do you call one of the two equal factors of a number?

A Square Root is one of the two equal factors of a number.


What two factors of 84 equal to get 22?

21 and 1 are factors of 84.


What is a number that has exactly eight factors including 21 351 and itself?

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What are the common factors number 21?

The factors of 21 are 1, 3, 7 and 21. For them to be common, they need to be compared to another set of factors.


What are the factors of 945 that equal 26?

21 and 5


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if the factors are equal the the number must be a square so the factor is the square root.


What number has more factors than 21?

The number 21 has only four factors: 1, 3, 7, and 21. Many number have more than four factors. Among them are 1x2x3x4x5 = 120.


What are common factors with a given number of 21?

The factors of 21 are 1, 3, 7 and 21. To be common, they need to be compared to another set of factors.


The base 10 number 21 is equal to the binary number?

The number 21 in binary is 10101


What is the sum of even factors of a number?

Sum of even factors of a number will always equal an even number.


What are 2 factors of 80 that equal 21?

5 and 16.■