20210958663

素因数分解:

$3^1\times 7^1\times {\mathrm{7057}}^1\times {\mathrm{136379}}^1$

素因数の和:143446

約数の個数: 16

約数和(自身を含む): 30802241280

約数和(自身を除く): 10591282617

約数列:

[1, 3, 7, 21, 7057, 21171, 49399, 136379, 148197, 409137, 954653, 2863959, 962426603, 2887279809, 6736986221, 20210958663]

約数ペア:

[(1, 20210958663), (3, 6736986221), (7, 2887279809), (21, 962426603), (7057, 2863959), (21171, 954653), (49399, 409137), (136379, 148197)]