20102121

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57271}}^1$

素因数の和:57293

約数の個数: 16

約数和(自身を含む): 32072320

約数和(自身を除く): 11970199

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57271, 171813, 515439, 744523, 1546317, 2233569, 6700707, 20102121]

約数ペア:

[(1, 20102121), (3, 6700707), (9, 2233569), (13, 1546317), (27, 744523), (39, 515439), (117, 171813), (351, 57271)]