21878002

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{2113}}^1$

素因数の和:2313

約数の個数: 16

約数和(自身を含む): 34094592

約数和(自身を除く): 12216590

約数列:

[1, 2, 31, 62, 167, 334, 2113, 4226, 5177, 10354, 65503, 131006, 352871, 705742, 10939001, 21878002]

約数ペア:

[(1, 21878002), (2, 10939001), (31, 705742), (62, 352871), (167, 131006), (334, 65503), (2113, 10354), (4226, 5177)]