2100055671

素因数分解:

$3^2\times 7^2\times {\mathrm{4762031}}^1$

素因数の和:4762051

約数の個数: 18

約数和(自身を含む): 3528665712

約数和(自身を除く): 1428610041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4762031, 14286093, 33334217, 42858279, 100002651, 233339519, 300007953, 700018557, 2100055671]

約数ペア:

[(1, 2100055671), (3, 700018557), (7, 300007953), (9, 233339519), (21, 100002651), (49, 42858279), (63, 33334217), (147, 14286093), (441, 4762031)]