21408152

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62233}}^1$

素因数の和:62282

約数の個数: 16

約数和(自身を含む): 41074440

約数和(自身を除く): 19666288

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62233, 124466, 248932, 497864, 2676019, 5352038, 10704076, 21408152]

約数ペア:

[(1, 21408152), (2, 10704076), (4, 5352038), (8, 2676019), (43, 497864), (86, 248932), (172, 124466), (344, 62233)]