21005536409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{146891863}}^1$

素因数の和:146891887

約数の個数: 8

約数和(自身を含む): 24677833152

約数和(自身を除く): 3672296743

約数列:

[1, 11, 13, 143, 146891863, 1615810493, 1909594219, 21005536409]

約数ペア:

[(1, 21005536409), (11, 1909594219), (13, 1615810493), (143, 146891863)]