21733731

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 34171200

約数和(自身を除く): 12437469

約数列:

[1, 3, 9, 27, 29, 41, 87, 123, 261, 369, 677, 783, 1107, 1189, 2031, 3567, 6093, 10701, 18279, 19633, 27757, 32103, 58899, 83271, 176697, 249813, 530091, 749439, 804953, 2414859, 7244577, 21733731]

約数ペア:

[(1, 21733731), (3, 7244577), (9, 2414859), (27, 804953), (29, 749439), (41, 530091), (87, 249813), (123, 176697), (261, 83271), (369, 58899), (677, 32103), (783, 27757), (1107, 19633), (1189, 18279), (2031, 10701), (3567, 6093)]