21521629

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 23519232

約数和(自身を除く): 1997603

約数列:

[1, 23, 43, 47, 463, 989, 1081, 2021, 10649, 19909, 21761, 46483, 457907, 500503, 935723, 21521629]

約数ペア:

[(1, 21521629), (23, 935723), (43, 500503), (47, 457907), (463, 46483), (989, 21761), (1081, 19909), (2021, 10649)]