four factors: 1, 3, 7, 21
To find what the factors of a number are you can list the factor pairs: 1 x 21 3 x 7 The factors of 21 are 1, 3, 7, and 21.
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.
The factors of 21 are: 1, 3, 7, 21 The factors of 23 are: 1, 23
The factors of 21 are: 1, 3, 7, 21 The factors of 51 are: 1, 3, 17, 51
The factors of 21 are :1,3,7,21
4 factors they are 1,3,7 and 21
Any of its factors can go into 21 evenly which are: 1, 3, 7 and 21
Four factors.
four factors: 1, 3, 7, 21
Any of its factors which are: 1, 3, 7 and 21
They are: 1 3 7 and 21
21 has two prime factors.
To find what the factors of a number are you can list the factor pairs: 1 x 21 3 x 7 The factors of 21 are 1, 3, 7, and 21.
441 has many more factors than 2. 441 is 21 squared, and it is also 49 times 9. 3 and 7 are factors as well.
The factors of 21 are: 1,3,7, and 21.
Other than the number 1, there are no positive integer common factors of 10 and 21.