20173968003

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2721431}}^1$

素因数の和:2721794

約数の個数: 16

約数和(自身を含む): 30828381696

約数和(自身を除く): 10654413693

約数列:

[1, 3, 7, 21, 353, 1059, 2471, 7413, 2721431, 8164293, 19050017, 57150051, 960665143, 2881995429, 6724656001, 20173968003]

約数ペア:

[(1, 20173968003), (3, 6724656001), (7, 2881995429), (21, 960665143), (353, 57150051), (1059, 19050017), (2471, 8164293), (7413, 2721431)]