21104314

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1$

素因数の和:3250

約数の個数: 32

約数和(自身を含む): 40398336

約数和(自身を除く): 19294022

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3187, 3311, 6374, 6622, 22309, 35057, 44618, 70114, 137041, 245399, 274082, 490798, 959287, 1507451, 1918574, 3014902, 10552157, 21104314]

約数ペア:

[(1, 21104314), (2, 10552157), (7, 3014902), (11, 1918574), (14, 1507451), (22, 959287), (43, 490798), (77, 274082), (86, 245399), (154, 137041), (301, 70114), (473, 44618), (602, 35057), (946, 22309), (3187, 6622), (3311, 6374)]