2021815137

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{180053}}^1$

素因数の和:180272

約数の個数: 16

約数和(自身を含む): 2852055360

約数和(自身を除く): 830240223

約数列:

[1, 3, 19, 57, 197, 591, 3743, 11229, 180053, 540159, 3421007, 10263021, 35470441, 106411323, 673938379, 2021815137]

約数ペア:

[(1, 2021815137), (3, 673938379), (19, 106411323), (57, 35470441), (197, 10263021), (591, 3421007), (3743, 540159), (11229, 180053)]