2021029395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{6317}}^1$

素因数の和:6620

約数の個数: 64

約数和(自身を含む): 4046754816

約数和(自身を除く): 2025725421

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 277, 385, 831, 1155, 1385, 1939, 3047, 4155, 5817, 6317, 9141, 9695, 15235, 18951, 21329, 29085, 31585, 44219, 45705, 63987, 69487, 94755, 106645, 132657, 208461, 221095, 319935, 347435, 486409, 663285, 1042305, 1459227, 1749809, 2432045, 5249427, 7296135, 8749045, 12248663, 19247899, 26247135, 36745989, 57743697, 61243315, 96239495, 134735293, 183729945, 288718485, 404205879, 673676465, 2021029395]

約数ペア:

[(1, 2021029395), (3, 673676465), (5, 404205879), (7, 288718485), (11, 183729945), (15, 134735293), (21, 96239495), (33, 61243315), (35, 57743697), (55, 36745989), (77, 26247135), (105, 19247899), (165, 12248663), (231, 8749045), (277, 7296135), (385, 5249427), (831, 2432045), (1155, 1749809), (1385, 1459227), (1939, 1042305), (3047, 663285), (4155, 486409), (5817, 347435), (6317, 319935), (9141, 221095), (9695, 208461), (15235, 132657), (18951, 106645), (21329, 94755), (29085, 69487), (31585, 63987), (44219, 45705)]