21326745710

素因数分解:

$2^1\times 5^1\times {\mathrm{5623}}^1\times {\mathrm{379277}}^1$

素因数の和:384907

約数の個数: 16

約数和(自身を含む): 38395070496

約数和(自身を除く): 17068324786

約数列:

[1, 2, 5, 10, 5623, 11246, 28115, 56230, 379277, 758554, 1896385, 3792770, 2132674571, 4265349142, 10663372855, 21326745710]

約数ペア:

[(1, 21326745710), (2, 10663372855), (5, 4265349142), (10, 2132674571), (5623, 3792770), (11246, 1896385), (28115, 758554), (56230, 379277)]