2021728137

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11579}}^1$

素因数の和:11654

約数の個数: 48

約数和(自身を含む): 3277417920

約数和(自身を除く): 1255689783

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 121, 143, 363, 407, 429, 481, 1221, 1443, 1573, 4477, 4719, 5291, 11579, 13431, 15873, 34737, 58201, 127369, 150527, 174603, 382107, 428423, 451581, 1285269, 1401059, 1655797, 4203177, 4712653, 4967391, 5569499, 14137959, 16708497, 18213767, 51839183, 54641301, 61264489, 155517549, 183793467, 673909379, 2021728137]

約数ペア:

[(1, 2021728137), (3, 673909379), (11, 183793467), (13, 155517549), (33, 61264489), (37, 54641301), (39, 51839183), (111, 18213767), (121, 16708497), (143, 14137959), (363, 5569499), (407, 4967391), (429, 4712653), (481, 4203177), (1221, 1655797), (1443, 1401059), (1573, 1285269), (4477, 451581), (4719, 428423), (5291, 382107), (11579, 174603), (13431, 150527), (15873, 127369), (34737, 58201)]