21528804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{14827}}^1$

素因数の和:14856

約数の個数: 36

約数和(自身を含む): 55219472

約数和(自身を除く): 33690668

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 14827, 29654, 44481, 59308, 88962, 163097, 177924, 326194, 489291, 652388, 978582, 1794067, 1957164, 3588134, 5382201, 7176268, 10764402, 21528804]

約数ペア:

[(1, 21528804), (2, 10764402), (3, 7176268), (4, 5382201), (6, 3588134), (11, 1957164), (12, 1794067), (22, 978582), (33, 652388), (44, 489291), (66, 326194), (121, 177924), (132, 163097), (242, 88962), (363, 59308), (484, 44481), (726, 29654), (1452, 14827)]