2921763

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3978

約数の個数: 16

約数和(自身を含む): 4417280

約数和(自身を除く): 1495517

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 3943, 11829, 51259, 74917, 153777, 224751, 973921, 2921763]

約数ペア:

[(1, 2921763), (3, 973921), (13, 224751), (19, 153777), (39, 74917), (57, 51259), (247, 11829), (741, 3943)]