21342216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127037}}^1$

素因数の和:127053

約数の個数: 32

約数和(自身を含む): 60978240

約数和(自身を除く): 39636024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127037, 254074, 381111, 508148, 762222, 889259, 1016296, 1524444, 1778518, 2667777, 3048888, 3557036, 5335554, 7114072, 10671108, 21342216]

約数ペア:

[(1, 21342216), (2, 10671108), (3, 7114072), (4, 5335554), (6, 3557036), (7, 3048888), (8, 2667777), (12, 1778518), (14, 1524444), (21, 1016296), (24, 889259), (28, 762222), (42, 508148), (56, 381111), (84, 254074), (168, 127037)]