21130018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{116099}}^1$

素因数の和:116121

約数の個数: 16

約数和(自身を含む): 39009600

約数和(自身を除く): 17879582

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 116099, 232198, 812693, 1509287, 1625386, 3018574, 10565009, 21130018]

約数ペア:

[(1, 21130018), (2, 10565009), (7, 3018574), (13, 1625386), (14, 1509287), (26, 812693), (91, 232198), (182, 116099)]