21014721027

素因数分解:

$3^3\times {\mathrm{34031}}^1\times {\mathrm{22871}}^1$

素因数の和:56911

約数の個数: 16

約数和(自身を含む): 31135196160

約数和(自身を除く): 10120475133

約数列:

[1, 3, 9, 27, 22871, 34031, 68613, 102093, 205839, 306279, 617517, 918837, 778323001, 2334969003, 7004907009, 21014721027]

約数ペア:

[(1, 21014721027), (3, 7004907009), (9, 2334969003), (27, 778323001), (22871, 918837), (34031, 617517), (68613, 306279), (102093, 205839)]