21 and 22 share no common factors aside from 1.
20, 21, 22
The common factors of 21 and 66 are 1 and 3. The factors of 21 are 1, 3, 7, and 21. The factors of 66 are 1, 2, 3, 6, 11, 22, 33, and 66. The common factors are 1 and 3. The greatest common factor is 3.
The factors of 22 are: 1, 2, 11, 22 The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24 The common factors are: 1, 2 The Greatest Common Factor: 2
The common factors of 21 and 51 are: 1 and 3
The common factors of 21 42 and 84 are 21
The common factors of 21 and 63 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 factors of 22 are 1, 2, 11 and 22. For them to be common, they need to be compared to another set of factors.
The factors of 22 are 1, 2, 11, 22. For them to be common, they need to be compared to another set of factors.
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.
21 - 1, 3, 7, 21 22 - 1, 2, 11, 22
The common factors of 22 and 42 are: 1 and 2