2021058867

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1\times {\mathrm{9421}}^1$

素因数の和:11130

約数の個数: 16

約数和(自身を含む): 2759364608

約数和(自身を除く): 738305741

約数列:

[1, 3, 43, 129, 1663, 4989, 9421, 28263, 71509, 214527, 405103, 1215309, 15667123, 47001369, 673686289, 2021058867]

約数ペア:

[(1, 2021058867), (3, 673686289), (43, 47001369), (129, 15667123), (1663, 1215309), (4989, 405103), (9421, 214527), (28263, 71509)]