21039804

素因数分解:

$2^2\times 3^3\times {\mathrm{194813}}^1$

素因数の和:194826

約数の個数: 24

約数和(自身を含む): 54547920

約数和(自身を除く): 33508116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 194813, 389626, 584439, 779252, 1168878, 1753317, 2337756, 3506634, 5259951, 7013268, 10519902, 21039804]

約数ペア:

[(1, 21039804), (2, 10519902), (3, 7013268), (4, 5259951), (6, 3506634), (9, 2337756), (12, 1753317), (18, 1168878), (27, 779252), (36, 584439), (54, 389626), (108, 194813)]