Question

Write the smallest and largest factors of 21.​

Answer 1

Answer:

21 is a composite number. 21 = 1 x 21 or 3 x 7. Factors of 21: 1, 3, 7, 21. Prime factorization: 21 = 3 x 7.

Step-by-step explanation:

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Answer 2

The factors of a number 21 are the numbers, that produce the result as 21 when a pair factor is multiplied together. These factors are 1, 3, 7 and 21.

Factor pairs of the number 21 are the whole numbers which could be either positive or negative but not a fraction or decimal number. To find the factors of a number, 21, we will use the factorization method.