21002664

素因数分解:

$2^3\times 3^1\times {\mathrm{379}}^1\times {\mathrm{2309}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 52668000

約数和(自身を除く): 31665336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 379, 758, 1137, 1516, 2274, 2309, 3032, 4548, 4618, 6927, 9096, 9236, 13854, 18472, 27708, 55416, 875111, 1750222, 2625333, 3500444, 5250666, 7000888, 10501332, 21002664]

約数ペア:

[(1, 21002664), (2, 10501332), (3, 7000888), (4, 5250666), (6, 3500444), (8, 2625333), (12, 1750222), (24, 875111), (379, 55416), (758, 27708), (1137, 18472), (1516, 13854), (2274, 9236), (2309, 9096), (3032, 6927), (4548, 4618)]