21559656474

素因数分解:

$2^1\times 3^2\times {\mathrm{2437}}^1\times {\mathrm{491489}}^1$

素因数の和:493934

約数の個数: 24

約数和(自身を含む): 46731852180

約数和(自身を除く): 25172195706

約数列:

[1, 2, 3, 6, 9, 18, 2437, 4874, 7311, 14622, 21933, 43866, 491489, 982978, 1474467, 2948934, 4423401, 8846802, 1197758693, 2395517386, 3593276079, 7186552158, 10779828237, 21559656474]

約数ペア:

[(1, 21559656474), (2, 10779828237), (3, 7186552158), (6, 3593276079), (9, 2395517386), (18, 1197758693), (2437, 8846802), (4874, 4423401), (7311, 2948934), (14622, 1474467), (21933, 982978), (43866, 491489)]