21831838

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53773}}^1$

素因数の和:53811

約数の個数: 16

約数和(自身を含む): 38717280

約数和(自身を除く): 16885442

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53773, 107546, 376411, 752822, 1559417, 3118834, 10915919, 21831838]

約数ペア:

[(1, 21831838), (2, 10915919), (7, 3118834), (14, 1559417), (29, 752822), (58, 376411), (203, 107546), (406, 53773)]