21729084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7331}}^1$

素因数の和:7370

約数の個数: 48

約数和(自身を含む): 57482880

約数和(自身を除く): 35753796

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7331, 14662, 21993, 29324, 43986, 87972, 95303, 139289, 190606, 278578, 285909, 381212, 417867, 557156, 571818, 835734, 1143636, 1671468, 1810757, 3621514, 5432271, 7243028, 10864542, 21729084]

約数ペア:

[(1, 21729084), (2, 10864542), (3, 7243028), (4, 5432271), (6, 3621514), (12, 1810757), (13, 1671468), (19, 1143636), (26, 835734), (38, 571818), (39, 557156), (52, 417867), (57, 381212), (76, 285909), (78, 278578), (114, 190606), (156, 139289), (228, 95303), (247, 87972), (494, 43986), (741, 29324), (988, 21993), (1482, 14662), (2964, 7331)]