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
Any of its factors can go into 21 evenly which are: 1, 3, 7 and 21
Any of its factors which are: 1, 3, 7 and 21
They are: 1 3 7 and 21
21
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.
The factors of 21 are 1,3,7, and 21. The factors of 70 are 1,2,5,7,14,35, and 70 The common factors of 21 and 70 are 1 and 7.
the answer is 21 times 42 which equals 882
It has only four factors and they are: 1, 3, 7 and 21
The factors of 21 are: 1 3 7 21 The prime factors are: 3 and 7
The factors of 14 are: 1, 2, 7, 14 The factors of 21 are: 1, 3, 7, 21