21904832

素因数分解:

$2^6\times {\mathrm{23}}^2\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 42

約数和(自身を含む): 45509688

約数和(自身を除く): 23604856

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 529, 647, 736, 1058, 1294, 1472, 2116, 2588, 4232, 5176, 8464, 10352, 14881, 16928, 20704, 29762, 33856, 41408, 59524, 119048, 238096, 342263, 476192, 684526, 952384, 1369052, 2738104, 5476208, 10952416, 21904832]

約数ペア:

[(1, 21904832), (2, 10952416), (4, 5476208), (8, 2738104), (16, 1369052), (23, 952384), (32, 684526), (46, 476192), (64, 342263), (92, 238096), (184, 119048), (368, 59524), (529, 41408), (647, 33856), (736, 29762), (1058, 20704), (1294, 16928), (1472, 14881), (2116, 10352), (2588, 8464), (4232, 5176)]