21225372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6163}}^1$

素因数の和:6218

約数の個数: 48

約数和(自身を含む): 57990912

約数和(自身を除く): 36765540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 6163, 12326, 18489, 24652, 36978, 43141, 73956, 86282, 129423, 172564, 252683, 258846, 505366, 517692, 758049, 1010732, 1516098, 1768781, 3032196, 3537562, 5306343, 7075124, 10612686, 21225372]

約数ペア:

[(1, 21225372), (2, 10612686), (3, 7075124), (4, 5306343), (6, 3537562), (7, 3032196), (12, 1768781), (14, 1516098), (21, 1010732), (28, 758049), (41, 517692), (42, 505366), (82, 258846), (84, 252683), (123, 172564), (164, 129423), (246, 86282), (287, 73956), (492, 43141), (574, 36978), (861, 24652), (1148, 18489), (1722, 12326), (3444, 6163)]