21922539

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{859}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 30051840

約数和(自身を除く): 8129301

約数列:

[1, 3, 47, 141, 181, 543, 859, 2577, 8507, 25521, 40373, 121119, 155479, 466437, 7307513, 21922539]

約数ペア:

[(1, 21922539), (3, 7307513), (47, 466437), (141, 155479), (181, 121119), (543, 40373), (859, 25521), (2577, 8507)]