21940633

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2256

約数の個数: 16

約数和(自身を含む): 26151552

約数和(自身を除く): 4210919

約数列:

[1, 11, 13, 71, 143, 781, 923, 2161, 10153, 23771, 28093, 153431, 309023, 1687741, 1994603, 21940633]

約数ペア:

[(1, 21940633), (11, 1994603), (13, 1687741), (71, 309023), (143, 153431), (781, 28093), (923, 23771), (2161, 10153)]