21051492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22783}}^1$

素因数の和:22808

約数の個数: 48

約数和(自身を含む): 61243392

約数和(自身を除く): 40191900

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22783, 45566, 68349, 91132, 136698, 159481, 250613, 273396, 318962, 478443, 501226, 637924, 751839, 956886, 1002452, 1503678, 1754291, 1913772, 3007356, 3508582, 5262873, 7017164, 10525746, 21051492]

約数ペア:

[(1, 21051492), (2, 10525746), (3, 7017164), (4, 5262873), (6, 3508582), (7, 3007356), (11, 1913772), (12, 1754291), (14, 1503678), (21, 1002452), (22, 956886), (28, 751839), (33, 637924), (42, 501226), (44, 478443), (66, 318962), (77, 273396), (84, 250613), (132, 159481), (154, 136698), (231, 91132), (308, 68349), (462, 45566), (924, 22783)]