21419794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23747}}^1$

素因数の和:23801

約数の個数: 16

約数和(自身を含む): 35906976

約数和(自身を除く): 14487182

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23747, 47494, 261217, 522434, 973627, 1947254, 10709897, 21419794]

約数ペア:

[(1, 21419794), (2, 10709897), (11, 1947254), (22, 973627), (41, 522434), (82, 261217), (451, 47494), (902, 23747)]