21103434238

素因数分解:

$2^1\times {\mathrm{68261}}^1\times {\mathrm{154579}}^1$

素因数の和:222842

約数の個数: 8

約数和(自身を含む): 31655819880

約数和(自身を除く): 10552385642

約数列:

[1, 2, 68261, 136522, 154579, 309158, 10551717119, 21103434238]

約数ペア:

[(1, 21103434238), (2, 10551717119), (68261, 309158), (136522, 154579)]