21058886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4877}}^1$

素因数の和:5023

約数の個数: 16

約数和(自身を含む): 33716736

約数和(自身を除く): 12657850

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4877, 9754, 82909, 165818, 619379, 1238758, 10529443, 21058886]

約数ペア:

[(1, 21058886), (2, 10529443), (17, 1238758), (34, 619379), (127, 165818), (254, 82909), (2159, 9754), (4318, 4877)]