21411522

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{108139}}^1$

素因数の和:108158

約数の個数: 24

約数和(自身を含む): 50609520

約数和(自身を除く): 29197998

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 108139, 216278, 324417, 648834, 973251, 1189529, 1946502, 2379058, 3568587, 7137174, 10705761, 21411522]

約数ペア:

[(1, 21411522), (2, 10705761), (3, 7137174), (6, 3568587), (9, 2379058), (11, 1946502), (18, 1189529), (22, 973251), (33, 648834), (66, 324417), (99, 216278), (198, 108139)]