21027906146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1\times {\mathrm{5237}}^1$

素因数の和:6038

約数の個数: 32

約数和(自身を含む): 34147779120

約数和(自身を除く): 13119872974

約数列:

[1, 2, 13, 26, 389, 397, 778, 794, 5057, 5161, 5237, 10114, 10322, 10474, 68081, 136162, 154433, 308866, 2007629, 2037193, 2079089, 4015258, 4074386, 4158178, 26483509, 27028157, 52967018, 54056314, 808765621, 1617531242, 10513953073, 21027906146]

約数ペア:

[(1, 21027906146), (2, 10513953073), (13, 1617531242), (26, 808765621), (389, 54056314), (397, 52967018), (778, 27028157), (794, 26483509), (5057, 4158178), (5161, 4074386), (5237, 4015258), (10114, 2079089), (10322, 2037193), (10474, 2007629), (68081, 308866), (136162, 154433)]