21118338

素因数分解:

$2^1\times 3^2\times {\mathrm{677}}^1\times {\mathrm{1733}}^1$

素因数の和:2418

約数の個数: 24

約数和(自身を含む): 45850428

約数和(自身を除く): 24732090

約数列:

[1, 2, 3, 6, 9, 18, 677, 1354, 1733, 2031, 3466, 4062, 5199, 6093, 10398, 12186, 15597, 31194, 1173241, 2346482, 3519723, 7039446, 10559169, 21118338]

約数ペア:

[(1, 21118338), (2, 10559169), (3, 7039446), (6, 3519723), (9, 2346482), (18, 1173241), (677, 31194), (1354, 15597), (1733, 12186), (2031, 10398), (3466, 6093), (4062, 5199)]