2021371859

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{397673}}^1$

素因数の和:397726

約数の個数: 16

約数和(自身を含む): 2405132352

約数和(自身を除く): 383760493

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 397673, 5169749, 6760441, 9146479, 87885733, 118904227, 155490143, 2021371859]

約数ペア:

[(1, 2021371859), (13, 155490143), (17, 118904227), (23, 87885733), (221, 9146479), (299, 6760441), (391, 5169749), (5083, 397673)]