21931572156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1289789}}^1$

素因数の和:1289918

約数の個数: 48

約数和(自身を含む): 55615744800

約数和(自身を除く): 33684172644

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1308, 1417, 2834, 4251, 5668, 8502, 17004, 1289789, 2579578, 3869367, 5159156, 7738734, 15477468, 16767257, 33534514, 50301771, 67069028, 100603542, 140587001, 201207084, 281174002, 421761003, 562348004, 843522006, 1687044012, 1827631013, 3655262026, 5482893039, 7310524052, 10965786078, 21931572156]

約数ペア:

[(1, 21931572156), (2, 10965786078), (3, 7310524052), (4, 5482893039), (6, 3655262026), (12, 1827631013), (13, 1687044012), (26, 843522006), (39, 562348004), (52, 421761003), (78, 281174002), (109, 201207084), (156, 140587001), (218, 100603542), (327, 67069028), (436, 50301771), (654, 33534514), (1308, 16767257), (1417, 15477468), (2834, 7738734), (4251, 5159156), (5668, 3869367), (8502, 2579578), (17004, 1289789)]