21843927

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3181}}^1$

素因数の和:3303

約数の個数: 24

約数和(自身を含む): 36402080

約数和(自身を除く): 14558153

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 3181, 6867, 9543, 22267, 28629, 66801, 200403, 346729, 1040187, 2427103, 3120561, 7281309, 21843927]

約数ペア:

[(1, 21843927), (3, 7281309), (7, 3120561), (9, 2427103), (21, 1040187), (63, 346729), (109, 200403), (327, 66801), (763, 28629), (981, 22267), (2289, 9543), (3181, 6867)]