21001884

素因数分解:

$2^2\times 3^1\times {\mathrm{317}}^1\times {\mathrm{5521}}^1$

素因数の和:5845

約数の個数: 24

約数和(自身を含む): 49167888

約数和(自身を除く): 28166004

約数列:

[1, 2, 3, 4, 6, 12, 317, 634, 951, 1268, 1902, 3804, 5521, 11042, 16563, 22084, 33126, 66252, 1750157, 3500314, 5250471, 7000628, 10500942, 21001884]

約数ペア:

[(1, 21001884), (2, 10500942), (3, 7000628), (4, 5250471), (6, 3500314), (12, 1750157), (317, 66252), (634, 33126), (951, 22084), (1268, 16563), (1902, 11042), (3804, 5521)]