2021302031

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1\times {\mathrm{9091}}^1$

素因数の和:10502

約数の個数: 16

約数和(自身を含む): 2412507648

約数和(自身を除く): 391205617

約数列:

[1, 7, 23, 161, 1381, 9091, 9667, 31763, 63637, 209093, 222341, 1463651, 12554671, 87882697, 288757433, 2021302031]

約数ペア:

[(1, 2021302031), (7, 288757433), (23, 87882697), (161, 12554671), (1381, 1463651), (9091, 222341), (9667, 209093), (31763, 63637)]