21413799

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1327}}^1$

素因数の和:1507

約数の個数: 24

約数和(自身を含む): 33975552

約数和(自身を除く): 12561753

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1327, 1467, 1793, 3981, 5379, 11943, 14597, 16137, 43791, 131373, 216301, 648903, 1946709, 2379311, 7137933, 21413799]

約数ペア:

[(1, 21413799), (3, 7137933), (9, 2379311), (11, 1946709), (33, 648903), (99, 216301), (163, 131373), (489, 43791), (1327, 16137), (1467, 14597), (1793, 11943), (3981, 5379)]