211921953

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{34747}}^1$

素因数の和:34876

約数の個数: 16

約数和(自身を含む): 300222720

約数和(自身を除く): 88300767

約数列:

[1, 3, 19, 57, 107, 321, 2033, 6099, 34747, 104241, 660193, 1980579, 3717929, 11153787, 70640651, 211921953]

約数ペア:

[(1, 211921953), (3, 70640651), (19, 11153787), (57, 3717929), (107, 1980579), (321, 660193), (2033, 104241), (6099, 34747)]