21482649

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 32727240

約数和(自身を除く): 11244591

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1537, 1553, 4611, 4659, 13833, 13977, 45037, 82309, 135111, 246927, 405333, 740781, 2386961, 7160883, 21482649]

約数ペア:

[(1, 21482649), (3, 7160883), (9, 2386961), (29, 740781), (53, 405333), (87, 246927), (159, 135111), (261, 82309), (477, 45037), (1537, 13977), (1553, 13833), (4611, 4659)]