2021097141

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{330731}}^1$

素因数の和:330841

約数の個数: 24

約数和(自身を含む): 3370820544

約数和(自身を除く): 1349723403

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 6111, 330731, 992193, 2315117, 2976579, 6945351, 20836053, 32080907, 96242721, 224566349, 288728163, 673699047, 2021097141]

約数ペア:

[(1, 2021097141), (3, 673699047), (7, 288728163), (9, 224566349), (21, 96242721), (63, 32080907), (97, 20836053), (291, 6945351), (679, 2976579), (873, 2315117), (2037, 992193), (6111, 330731)]