21020043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5953}}^1$

素因数の和:6074

約数の個数: 16

約数和(自身を含む): 30865536

約数和(自身を除く): 9845493

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5953, 17859, 65483, 196449, 636971, 1910913, 7006681, 21020043]

約数ペア:

[(1, 21020043), (3, 7006681), (11, 1910913), (33, 636971), (107, 196449), (321, 65483), (1177, 17859), (3531, 5953)]