21710649

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{4133}}^1$

素因数の和:4256

約数の個数: 16

約数和(自身を含む): 30955392

約数和(自身を除く): 9244743

約数列:

[1, 3, 17, 51, 103, 309, 1751, 4133, 5253, 12399, 70261, 210783, 425699, 1277097, 7236883, 21710649]

約数ペア:

[(1, 21710649), (3, 7236883), (17, 1277097), (51, 425699), (103, 210783), (309, 70261), (1751, 12399), (4133, 5253)]