21715554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2707}}^1$

素因数の和:2910

約数の個数: 32

約数和(自身を含む): 49913856

約数和(自身を除く): 28198302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2674, 2707, 4011, 5414, 8022, 8121, 16242, 18949, 37898, 56847, 113694, 517037, 1034074, 1551111, 3102222, 3619259, 7238518, 10857777, 21715554]

約数ペア:

[(1, 21715554), (2, 10857777), (3, 7238518), (6, 3619259), (7, 3102222), (14, 1551111), (21, 1034074), (42, 517037), (191, 113694), (382, 56847), (573, 37898), (1146, 18949), (1337, 16242), (2674, 8121), (2707, 8022), (4011, 5414)]