21322066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{13049}}^1$

素因数の和:13113

約数の個数: 16

約数和(自身を含む): 34452000

約数和(自身を除く): 13129934

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 13049, 26098, 247931, 495862, 561107, 1122214, 10661033, 21322066]

約数ペア:

[(1, 21322066), (2, 10661033), (19, 1122214), (38, 561107), (43, 495862), (86, 247931), (817, 26098), (1634, 13049)]