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Earn +20 ptsQ: What factors of a number equal 21?
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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 are the factors of 945 that equal 26?
21 and 5
What is a number that has exactly eight factors including 21 351 and itself?
There cannot be any. If the number has 21 and 351 as factors then it already has 16 factors.
Do 21 have only two factors?
If 21 is a factor of a number, then the factors of 21 must also be factors. So 3 and 7
What factors of 72 are multiples of its prime factors?
17 is a prime number. It is only evenly divisible by itself and one.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.
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