20884668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248627}}^1$

素因数の和:248641

約数の個数: 24

約数和(自身を含む): 55692672

約数和(自身を除く): 34808004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248627, 497254, 745881, 994508, 1491762, 1740389, 2983524, 3480778, 5221167, 6961556, 10442334, 20884668]

約数ペア:

[(1, 20884668), (2, 10442334), (3, 6961556), (4, 5221167), (6, 3480778), (7, 2983524), (12, 1740389), (14, 1491762), (21, 994508), (28, 745881), (42, 497254), (84, 248627)]