21296759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 24308640

約数和(自身を除く): 3011881

約数列:

[1, 11, 29, 101, 319, 661, 1111, 2929, 7271, 19169, 32219, 66761, 210859, 734371, 1936069, 21296759]

約数ペア:

[(1, 21296759), (11, 1936069), (29, 734371), (101, 210859), (319, 66761), (661, 32219), (1111, 19169), (2929, 7271)]