21527974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 36126720

約数和(自身を除く): 14598746

約数列:

[1, 2, 13, 26, 47, 79, 94, 158, 223, 446, 611, 1027, 1222, 2054, 2899, 3713, 5798, 7426, 10481, 17617, 20962, 35234, 48269, 96538, 136253, 229021, 272506, 458042, 827999, 1655998, 10763987, 21527974]

約数ペア:

[(1, 21527974), (2, 10763987), (13, 1655998), (26, 827999), (47, 458042), (79, 272506), (94, 229021), (158, 136253), (223, 96538), (446, 48269), (611, 35234), (1027, 20962), (1222, 17617), (2054, 10481), (2899, 7426), (3713, 5798)]