21599618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1091}}^1$

素因数の和:1633

約数の個数: 16

約数和(自身を含む): 34201440

約数和(自身を除く): 12601822

約数列:

[1, 2, 19, 38, 521, 1042, 1091, 2182, 9899, 19798, 20729, 41458, 568411, 1136822, 10799809, 21599618]

約数ペア:

[(1, 21599618), (2, 10799809), (19, 1136822), (38, 568411), (521, 41458), (1042, 20729), (1091, 19798), (2182, 9899)]