21192204

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{887}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 54302976

約数和(自身を除く): 33110772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 181, 362, 543, 724, 887, 1086, 1774, 1991, 2172, 2661, 3548, 3982, 5322, 5973, 7964, 9757, 10644, 11946, 19514, 23892, 29271, 39028, 58542, 117084, 160547, 321094, 481641, 642188, 963282, 1766017, 1926564, 3532034, 5298051, 7064068, 10596102, 21192204]

約数ペア:

[(1, 21192204), (2, 10596102), (3, 7064068), (4, 5298051), (6, 3532034), (11, 1926564), (12, 1766017), (22, 963282), (33, 642188), (44, 481641), (66, 321094), (132, 160547), (181, 117084), (362, 58542), (543, 39028), (724, 29271), (887, 23892), (1086, 19514), (1774, 11946), (1991, 10644), (2172, 9757), (2661, 7964), (3548, 5973), (3982, 5322)]