The factors of 21 are: 1,3,7, 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 common factors of 21 and 42 are the numbers that divide both 21 and 42 without leaving a remainder. The factors of 21 are 1, 3, 7, and 21, while the factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The common factors of 21 and 42 are 1, 3, 7, and 21.
The factors of 21 are 1, 3, 7, and 21. The factors of 49 are 1, 7, and 49.
The common factors of 21 and 51 are: 1 and 3
The factors of 21 are: 1,3,7, 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 factors of 21 are 1, 3, 7, 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.
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 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 14 are: 1, 2, 7, 14 The factors of 21 are: 1, 3, 7, 21
21 has the most factors of the four numbers. 19 has 2 factors (1 and 19) 21 has 4 factors (1, 3, 7, 21) 23 has 2 factors (1, 23) 25 has 3 factors (1, 5, 25)
The factors of 21 are :1,3,7,21
21 has four factors: 1, 3, 7 and 21.
The factors of 21 are: 1, 3, 7, 21.