21205608

素因数分解:

$2^3\times 3^1\times {\mathrm{857}}^1\times {\mathrm{1031}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 53127360

約数和(自身を除く): 31921752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 857, 1031, 1714, 2062, 2571, 3093, 3428, 4124, 5142, 6186, 6856, 8248, 10284, 12372, 20568, 24744, 883567, 1767134, 2650701, 3534268, 5301402, 7068536, 10602804, 21205608]

約数ペア:

[(1, 21205608), (2, 10602804), (3, 7068536), (4, 5301402), (6, 3534268), (8, 2650701), (12, 1767134), (24, 883567), (857, 24744), (1031, 20568), (1714, 12372), (2062, 10284), (2571, 8248), (3093, 6856), (3428, 6186), (4124, 5142)]