21065838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{6637}}^1$

素因数の和:6688

約数の個数: 24

約数和(自身を含む): 44049768

約数和(自身を除く): 22983930

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 529, 1058, 1587, 3174, 6637, 13274, 19911, 39822, 152651, 305302, 457953, 915906, 3510973, 7021946, 10532919, 21065838]

約数ペア:

[(1, 21065838), (2, 10532919), (3, 7021946), (6, 3510973), (23, 915906), (46, 457953), (69, 305302), (138, 152651), (529, 39822), (1058, 19911), (1587, 13274), (3174, 6637)]