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Q: List all the factors of 21?

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1,3,7,21

The factors of 21 are 1, 3, 7, and 21 which means that 21 is composite.

The factors of 63 are: 1, 3, 7, 9, 21, 63.

The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42.

The factors of 105 are: 1, 3, 5, 7, 15, 21, 35, 105

1, 3, 5, 7, 15, 21, 35, 105

1, 2, 3, 6, 7, 14, 21, 42.

The list of factors of 50.

The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42

The factors of 21: 1, 3, 7, 21.

The factors of 21 are: 1, 3, 7, 21.

what are all of the common factors of 21

All non-zero numbers have factors. These can be written down in a list. That would be known as a list of 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.

You list all the counting numbers that can perfectly divide 42 with no remainder. For 42 these are: 42, 1, 7, 6, 3, 14, 2, 21

all the factors are 14:1, 2, 7, 14 21:1, 3, 7, 21

Factors of 14 are: 1, 2, 7, and 14.Factors of 21 are: 1, 3, 7, and 21.

The common factors of 21 and 63 are: 1, 3, 7, and 21

The common factors of 21 and 63 are: 1, 3, 7, and 21.

1,3,7,21

1,3,7

2,3,4,6,8,9,12,18,24,36 are all the factors.

All the factors are 1, 3, 9.

the factors of 165 are - 1,3,5,11,15,33,55,165

3, 7, 21. 3x7 is the only equation that equals 21, and so these are the only factors of 21.