21935868

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{13151}}^1$

素因数の和:13297

約数の個数: 24

約数和(自身を含む): 51555840

約数和(自身を除く): 29619972

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 13151, 26302, 39453, 52604, 78906, 157812, 1827989, 3655978, 5483967, 7311956, 10967934, 21935868]

約数ペア:

[(1, 21935868), (2, 10967934), (3, 7311956), (4, 5483967), (6, 3655978), (12, 1827989), (139, 157812), (278, 78906), (417, 52604), (556, 39453), (834, 26302), (1668, 13151)]