2021107311

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{17881}}^1$

素因数の和:18567

約数の個数: 24

約数和(自身を含む): 3077849840

約数和(自身を除く): 1056742529

約数列:

[1, 3, 9, 19, 57, 171, 661, 1983, 5949, 12559, 17881, 37677, 53643, 113031, 160929, 339739, 1019217, 3057651, 11819341, 35458023, 106374069, 224567479, 673702437, 2021107311]

約数ペア:

[(1, 2021107311), (3, 673702437), (9, 224567479), (19, 106374069), (57, 35458023), (171, 11819341), (661, 3057651), (1983, 1019217), (5949, 339739), (12559, 160929), (17881, 113031), (37677, 53643)]