21039924

素因数分解:

$2^2\times 3^1\times {\mathrm{317}}^1\times {\mathrm{5531}}^1$

素因数の和:5855

約数の個数: 24

約数和(自身を含む): 49256928

約数和(自身を除く): 28217004

約数列:

[1, 2, 3, 4, 6, 12, 317, 634, 951, 1268, 1902, 3804, 5531, 11062, 16593, 22124, 33186, 66372, 1753327, 3506654, 5259981, 7013308, 10519962, 21039924]

約数ペア:

[(1, 21039924), (2, 10519962), (3, 7013308), (4, 5259981), (6, 3506654), (12, 1753327), (317, 66372), (634, 33186), (951, 22124), (1268, 16593), (1902, 11062), (3804, 5531)]