21044329

素因数分解:

${\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 22391424

約数和(自身を除く): 1347095

約数列:

[1, 43, 61, 71, 113, 2623, 3053, 4331, 4859, 6893, 8023, 186233, 296399, 344989, 489403, 21044329]

約数ペア:

[(1, 21044329), (43, 489403), (61, 344989), (71, 296399), (113, 186233), (2623, 8023), (3053, 6893), (4331, 4859)]