21000570580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95457139}}^1$

素因数の和:95457159

約数の個数: 24

約数和(自身を含む): 48110398560

約数和(自身を除く): 27109827980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95457139, 190914278, 381828556, 477285695, 954571390, 1050028529, 1909142780, 2100057058, 4200114116, 5250142645, 10500285290, 21000570580]

約数ペア:

[(1, 21000570580), (2, 10500285290), (4, 5250142645), (5, 4200114116), (10, 2100057058), (11, 1909142780), (20, 1050028529), (22, 954571390), (44, 477285695), (55, 381828556), (110, 190914278), (220, 95457139)]