21897173698

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1\times {\mathrm{60427}}^1$

素因数の和:61281

約数の個数: 16

約数和(自身を含む): 33000939360

約数和(自身を除く): 11103765662

約数列:

[1, 2, 409, 443, 818, 886, 60427, 120854, 181187, 362374, 24714643, 26769161, 49429286, 53538322, 10948586849, 21897173698]

約数ペア:

[(1, 21897173698), (2, 10948586849), (409, 53538322), (443, 49429286), (818, 26769161), (886, 24714643), (60427, 362374), (120854, 181187)]