2016407421

素因数分解:

$3^2\times 7^1\times {\mathrm{809}}^1\times {\mathrm{39563}}^1$

素因数の和:40385

約数の個数: 24

約数和(自身を含む): 3332871360

約数和(自身を除く): 1316463939

約数列:

[1, 3, 7, 9, 21, 63, 809, 2427, 5663, 7281, 16989, 39563, 50967, 118689, 276941, 356067, 830823, 2492469, 32006467, 96019401, 224045269, 288058203, 672135807, 2016407421]

約数ペア:

[(1, 2016407421), (3, 672135807), (7, 288058203), (9, 224045269), (21, 96019401), (63, 32006467), (809, 2492469), (2427, 830823), (5663, 356067), (7281, 276941), (16989, 118689), (39563, 50967)]