2021644105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{73877}}^1$

素因数の和:74316

約数の個数: 16

約数和(自身を含む): 2618827344

約数和(自身を除く): 597183239

約数列:

[1, 5, 13, 65, 421, 2105, 5473, 27365, 73877, 369385, 960401, 4802005, 31102217, 155511085, 404328821, 2021644105]

約数ペア:

[(1, 2021644105), (5, 404328821), (13, 155511085), (65, 31102217), (421, 4802005), (2105, 960401), (5473, 369385), (27365, 73877)]