2021372485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{517637}}^1$

素因数の和:517724

約数の個数: 16

約数和(自身を含む): 2683435392

約数和(自身を除く): 662062907

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 517637, 2588185, 5694007, 28470035, 36752227, 183761135, 404274497, 2021372485]

約数ペア:

[(1, 2021372485), (5, 404274497), (11, 183761135), (55, 36752227), (71, 28470035), (355, 5694007), (781, 2588185), (3905, 517637)]