2021812505421

素因数分解:

$3^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1\times {\mathrm{3714157}}^1$

素因数の和:3715012

約数の個数: 16

約数和(自身を含む): 2708423440128

約数和(自身を除く): 686610934707

約数列:

[1, 3, 421, 431, 1263, 1293, 181451, 544353, 3714157, 11142471, 1563660097, 1600801667, 4690980291, 4802405001, 673937501807, 2021812505421]

約数ペア:

[(1, 2021812505421), (3, 673937501807), (421, 4802405001), (431, 4690980291), (1263, 1600801667), (1293, 1563660097), (181451, 11142471), (544353, 3714157)]