21167157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2801}}^1$

素因数の和:3044

約数の個数: 16

約数和(自身を含む): 30934080

約数和(自身を除く): 9766923

約数列:

[1, 3, 11, 33, 229, 687, 2519, 2801, 7557, 8403, 30811, 92433, 641429, 1924287, 7055719, 21167157]

約数ペア:

[(1, 21167157), (3, 7055719), (11, 1924287), (33, 641429), (229, 92433), (687, 30811), (2519, 8403), (2801, 7557)]