221420160436

素因数分解:

$2^2\times {\mathrm{10559}}^1\times {\mathrm{5242451}}^1$

素因数の和:5253014

約数の個数: 12

約数和(自身を含む): 387522051840

約数和(自身を除く): 166101891404

約数列:

[1, 2, 4, 10559, 21118, 42236, 5242451, 10484902, 20969804, 55355040109, 110710080218, 221420160436]

約数ペア:

[(1, 221420160436), (2, 110710080218), (4, 55355040109), (10559, 20969804), (21118, 10484902), (42236, 5242451)]