21742248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{7487}}^1$

素因数の和:7518

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 38011992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 7487, 14974, 22461, 29948, 44922, 59896, 82357, 89844, 164714, 179688, 247071, 329428, 494142, 658856, 905927, 988284, 1811854, 1976568, 2717781, 3623708, 5435562, 7247416, 10871124, 21742248]

約数ペア:

[(1, 21742248), (2, 10871124), (3, 7247416), (4, 5435562), (6, 3623708), (8, 2717781), (11, 1976568), (12, 1811854), (22, 988284), (24, 905927), (33, 658856), (44, 494142), (66, 329428), (88, 247071), (121, 179688), (132, 164714), (242, 89844), (264, 82357), (363, 59896), (484, 44922), (726, 29948), (968, 22461), (1452, 14974), (2904, 7487)]