21188222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 37031904

約数和(自身を除く): 15843682

約数列:

[1, 2, 11, 17, 22, 34, 181, 187, 313, 362, 374, 626, 1991, 3077, 3443, 3982, 5321, 6154, 6886, 10642, 33847, 56653, 58531, 67694, 113306, 117062, 623183, 963101, 1246366, 1926202, 10594111, 21188222]

約数ペア:

[(1, 21188222), (2, 10594111), (11, 1926202), (17, 1246366), (22, 963101), (34, 623183), (181, 117062), (187, 113306), (313, 67694), (362, 58531), (374, 56653), (626, 33847), (1991, 10642), (3077, 6886), (3443, 6154), (3982, 5321)]