21994218

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{5791}}^1$

素因数の和:6010

約数の個数: 24

約数和(自身を含む): 47888256

約数和(自身を除く): 25894038

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 5791, 11582, 17373, 34746, 52119, 104238, 1221901, 2443802, 3665703, 7331406, 10997109, 21994218]

約数ペア:

[(1, 21994218), (2, 10997109), (3, 7331406), (6, 3665703), (9, 2443802), (18, 1221901), (211, 104238), (422, 52119), (633, 34746), (1266, 17373), (1899, 11582), (3798, 5791)]