21354464

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4871}}^1$

素因数の和:5018

約数の個数: 24

約数和(自身を含む): 42357168

約数和(自身を除く): 21002704

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4871, 9742, 19484, 38968, 77936, 155872, 667327, 1334654, 2669308, 5338616, 10677232, 21354464]

約数ペア:

[(1, 21354464), (2, 10677232), (4, 5338616), (8, 2669308), (16, 1334654), (32, 667327), (137, 155872), (274, 77936), (548, 38968), (1096, 19484), (2192, 9742), (4384, 4871)]