21163664

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5827}}^1$

素因数の和:6062

約数の個数: 20

約数和(自身を含む): 41192304

約数和(自身を除く): 20028640

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5827, 11654, 23308, 46616, 93232, 1322729, 2645458, 5290916, 10581832, 21163664]

約数ペア:

[(1, 21163664), (2, 10581832), (4, 5290916), (8, 2645458), (16, 1322729), (227, 93232), (454, 46616), (908, 23308), (1816, 11654), (3632, 5827)]