21944835

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 42501888

約数和(自身を除く): 20557053

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1031, 1419, 1935, 2365, 3093, 4257, 5155, 7095, 9279, 11341, 15465, 21285, 34023, 44333, 46395, 56705, 102069, 132999, 170115, 221665, 398997, 487663, 510345, 664995, 1462989, 1994985, 2438315, 4388967, 7314945, 21944835]

約数ペア:

[(1, 21944835), (3, 7314945), (5, 4388967), (9, 2438315), (11, 1994985), (15, 1462989), (33, 664995), (43, 510345), (45, 487663), (55, 398997), (99, 221665), (129, 170115), (165, 132999), (215, 102069), (387, 56705), (473, 46395), (495, 44333), (645, 34023), (1031, 21285), (1419, 15465), (1935, 11341), (2365, 9279), (3093, 7095), (4257, 5155)]