21014778727891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{12161}}^1\times {\mathrm{427417}}^1$

素因数の和:439902

約数の個数: 16

約数和(自身を含む): 22705989703488

約数和(自身を除く): 1691210975597

約数列:

[1, 13, 311, 4043, 12161, 158093, 427417, 3782071, 5556421, 49166923, 132926687, 1728046931, 5197818137, 67571635781, 1616521440607, 21014778727891]

約数ペア:

[(1, 21014778727891), (13, 1616521440607), (311, 67571635781), (4043, 5197818137), (12161, 1728046931), (158093, 132926687), (427417, 49166923), (3782071, 5556421)]