21850173441

素因数分解:

$3^3\times {\mathrm{1637}}^1\times {\mathrm{494359}}^1$

素因数の和:496005

約数の個数: 16

約数和(自身を含む): 32390467200

約数和(自身を除く): 10540293759

約数列:

[1, 3, 9, 27, 1637, 4911, 14733, 44199, 494359, 1483077, 4449231, 13347693, 809265683, 2427797049, 7283391147, 21850173441]

約数ペア:

[(1, 21850173441), (3, 7283391147), (9, 2427797049), (27, 809265683), (1637, 13347693), (4911, 4449231), (14733, 1483077), (44199, 494359)]