21073603452

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{2647}}^1\times {\mathrm{5483}}^1$

素因数の和:8159

約数の個数: 72

約数和(自身を含む): 54078557568

約数和(自身を除く): 33004954116

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 2647, 5294, 5483, 7941, 10588, 10966, 15882, 16449, 21932, 29117, 31764, 32898, 58234, 60313, 65796, 87351, 116468, 120626, 174702, 180939, 241252, 320287, 349404, 361878, 640574, 663443, 723756, 960861, 1281148, 1326886, 1921722, 1990329, 2653772, 3843444, 3980658, 7961316, 14513501, 29027002, 43540503, 58054004, 87081006, 159648511, 174162012, 319297022, 478945533, 638594044, 957891066, 1756133621, 1915782132, 3512267242, 5268400863, 7024534484, 10536801726, 21073603452]

約数ペア:

[(1, 21073603452), (2, 10536801726), (3, 7024534484), (4, 5268400863), (6, 3512267242), (11, 1915782132), (12, 1756133621), (22, 957891066), (33, 638594044), (44, 478945533), (66, 319297022), (121, 174162012), (132, 159648511), (242, 87081006), (363, 58054004), (484, 43540503), (726, 29027002), (1452, 14513501), (2647, 7961316), (5294, 3980658), (5483, 3843444), (7941, 2653772), (10588, 1990329), (10966, 1921722), (15882, 1326886), (16449, 1281148), (21932, 960861), (29117, 723756), (31764, 663443), (32898, 640574), (58234, 361878), (60313, 349404), (65796, 320287), (87351, 241252), (116468, 180939), (120626, 174702)]