21816756

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 62563200

約数和(自身を除く): 40746444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 82, 108, 117, 123, 156, 164, 234, 246, 351, 369, 379, 468, 492, 533, 702, 738, 758, 1066, 1107, 1137, 1404, 1476, 1516, 1599, 2132, 2214, 2274, 3198, 3411, 4428, 4548, 4797, 4927, 6396, 6822, 9594, 9854, 10233, 13644, 14391, 14781, 15539, 19188, 19708, 20466, 28782, 29562, 31078, 40932, 44343, 46617, 57564, 59124, 62156, 88686, 93234, 133029, 139851, 177372, 186468, 202007, 266058, 279702, 404014, 419553, 532116, 559404, 606021, 808028, 839106, 1212042, 1678212, 1818063, 2424084, 3636126, 5454189, 7272252, 10908378, 21816756]

約数ペア:

[(1, 21816756), (2, 10908378), (3, 7272252), (4, 5454189), (6, 3636126), (9, 2424084), (12, 1818063), (13, 1678212), (18, 1212042), (26, 839106), (27, 808028), (36, 606021), (39, 559404), (41, 532116), (52, 419553), (54, 404014), (78, 279702), (82, 266058), (108, 202007), (117, 186468), (123, 177372), (156, 139851), (164, 133029), (234, 93234), (246, 88686), (351, 62156), (369, 59124), (379, 57564), (468, 46617), (492, 44343), (533, 40932), (702, 31078), (738, 29562), (758, 28782), (1066, 20466), (1107, 19708), (1137, 19188), (1404, 15539), (1476, 14781), (1516, 14391), (1599, 13644), (2132, 10233), (2214, 9854), (2274, 9594), (3198, 6822), (3411, 6396), (4428, 4927), (4548, 4797)]