21139367029

素因数分解:

${\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1\times {\mathrm{5557}}^1$

素因数の和:7740

約数の個数: 16

約数和(自身を含む): 23210208000

約数和(自身を除く): 2070840971

約数列:

[1, 11, 173, 1903, 1999, 5557, 21989, 61127, 345827, 961361, 3804097, 10574971, 11108443, 122192873, 1921760639, 21139367029]

約数ペア:

[(1, 21139367029), (11, 1921760639), (173, 122192873), (1903, 11108443), (1999, 10574971), (5557, 3804097), (21989, 961361), (61127, 345827)]