21307432833

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{1481}}^1\times {\mathrm{17189}}^1$

素因数の和:18710

約数の個数: 32

約数和(自身を含む): 32608742400

約数和(自身を除く): 11301309567

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 1481, 4443, 13329, 17189, 39987, 45911, 51567, 137733, 154701, 413199, 464103, 532859, 1239597, 1598577, 4795731, 14387193, 25456909, 76370727, 229112181, 687336543, 789164179, 2367492537, 7102477611, 21307432833]

約数ペア:

[(1, 21307432833), (3, 7102477611), (9, 2367492537), (27, 789164179), (31, 687336543), (93, 229112181), (279, 76370727), (837, 25456909), (1481, 14387193), (4443, 4795731), (13329, 1598577), (17189, 1239597), (39987, 532859), (45911, 464103), (51567, 413199), (137733, 154701)]