21731170

素因数分解:

$2^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{3229}}^1$

素因数の和:3909

約数の個数: 16

約数和(自身を含む): 39186360

約数和(自身を除く): 17455190

約数列:

[1, 2, 5, 10, 673, 1346, 3229, 3365, 6458, 6730, 16145, 32290, 2173117, 4346234, 10865585, 21731170]

約数ペア:

[(1, 21731170), (2, 10865585), (5, 4346234), (10, 2173117), (673, 32290), (1346, 16145), (3229, 6730), (3365, 6458)]