The factor pairs of 21 are:1, 213, 7Therefore, the number 21 has two pairs of positive integer factors.
The factors of 21: 1, 3, 7, 21.
The factors of 21 are: 1, 3, 7, 21.
1,18 2,9 3,6
(54,1)(27,2)(18,3)(9,6)
Factors of 21 are 1, 3, 7, and 21; the factor pairs are (1 x 21) and (3 x 7).
The factor pairs of 21 are:1, 213, 7Therefore, the number 21 has two pairs of positive integer factors.
(21,1)(7,3) (42,1)(21,2)(14,3)(7,6) Since 21 is a factor of 42, all the factors of 21 will be included in the factor pairs of 42.
Well, honey, the factors of 21 are 1, 3, 7, and 21. That's all there is to it. No need to overcomplicate things, just simple math. Hope that clears things up for you!
Factors are numbers you can multiply together to get another number. 21: (1, 21) (3, 7)
The factors of 21: 1, 3, 7, 21.
The factors of 21 are: 1, 3, 7, 21.
The factors of 63 are 1, 3, 7, 9, 21 and 63. To find all the factors of a number start with 1 times the number and list the factor pairs. 63: 1 x 63 3 x 21 7 x 9
(63,1)(21,3)(9,7)
1,18 2,9 3,6
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.
all the factors are 14:1, 2, 7, 14 21:1, 3, 7, 21