21657922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1847}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 39118464

約数和(自身を除く): 17460542

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 1847, 3694, 5863, 11726, 20317, 24011, 40634, 48022, 75727, 151454, 264121, 528242, 832997, 984451, 1665994, 1968902, 10828961, 21657922]

約数ペア:

[(1, 21657922), (2, 10828961), (11, 1968902), (13, 1665994), (22, 984451), (26, 832997), (41, 528242), (82, 264121), (143, 151454), (286, 75727), (451, 48022), (533, 40634), (902, 24011), (1066, 20317), (1847, 11726), (3694, 5863)]