21200392

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{91381}}^1$

素因数の和:91416

約数の個数: 16

約数和(自身を含む): 41121900

約数和(自身を除く): 19921508

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 91381, 182762, 365524, 731048, 2650049, 5300098, 10600196, 21200392]

約数ペア:

[(1, 21200392), (2, 10600196), (4, 5300098), (8, 2650049), (29, 731048), (58, 365524), (116, 182762), (232, 91381)]