21331349

素因数分解:

${\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1256

約数の個数: 12

約数和(自身を含む): 23323716

約数和(自身を除く): 1992367

約数列:

[1, 13, 113, 169, 1117, 1469, 14521, 19097, 126221, 188773, 1640873, 21331349]

約数ペア:

[(1, 21331349), (13, 1640873), (113, 188773), (169, 126221), (1117, 19097), (1469, 14521)]