2129121350

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{990289}}^1$

素因数の和:990344

約数の個数: 24

約数和(自身を含む): 4052266680

約数和(自身を除く): 1923145330

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 990289, 1980578, 4951445, 9902890, 24757225, 42582427, 49514450, 85164854, 212912135, 425824270, 1064560675, 2129121350]

約数ペア:

[(1, 2129121350), (2, 1064560675), (5, 425824270), (10, 212912135), (25, 85164854), (43, 49514450), (50, 42582427), (86, 24757225), (215, 9902890), (430, 4951445), (1075, 1980578), (2150, 990289)]