21188706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45863}}^1$

素因数の和:45886

約数の個数: 32

約数和(自身を含む): 52835328

約数和(自身を除く): 31646622

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45863, 91726, 137589, 275178, 321041, 504493, 642082, 963123, 1008986, 1513479, 1926246, 3026958, 3531451, 7062902, 10594353, 21188706]

約数ペア:

[(1, 21188706), (2, 10594353), (3, 7062902), (6, 3531451), (7, 3026958), (11, 1926246), (14, 1513479), (21, 1008986), (22, 963123), (33, 642082), (42, 504493), (66, 321041), (77, 275178), (154, 137589), (231, 91726), (462, 45863)]