1668324

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19861}}^1$

素因数の和:19875

約数の個数: 24

約数和(自身を含む): 4449088

約数和(自身を除く): 2780764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19861, 39722, 59583, 79444, 119166, 139027, 238332, 278054, 417081, 556108, 834162, 1668324]

約数ペア:

[(1, 1668324), (2, 834162), (3, 556108), (4, 417081), (6, 278054), (7, 238332), (12, 139027), (14, 119166), (21, 79444), (28, 59583), (42, 39722), (84, 19861)]