25721421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41023}}^1$

素因数の和:41056

約数の個数: 16

約数和(自身を含む): 39383040

約数和(自身を除く): 13661619

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 41023, 123069, 451253, 779437, 1353759, 2338311, 8573807, 25721421]

約数ペア:

[(1, 25721421), (3, 8573807), (11, 2338311), (19, 1353759), (33, 779437), (57, 451253), (209, 123069), (627, 41023)]