21081931444

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3287887}}^1$

素因数の和:3288127

約数の個数: 24

約数和(自身を含む): 42347997440

約数和(自身を除く): 21266065996

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 6412, 3287887, 6575774, 13151548, 23015209, 46030418, 92060836, 752926123, 1505852246, 3011704492, 5270482861, 10540965722, 21081931444]

約数ペア:

[(1, 21081931444), (2, 10540965722), (4, 5270482861), (7, 3011704492), (14, 1505852246), (28, 752926123), (229, 92060836), (458, 46030418), (916, 23015209), (1603, 13151548), (3206, 6575774), (6412, 3287887)]