21064186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73651}}^1$

素因数の和:73677

約数の個数: 16

約数和(自身を含む): 37120608

約数和(自身を除く): 16056422

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 73651, 147302, 810161, 957463, 1620322, 1914926, 10532093, 21064186]

約数ペア:

[(1, 21064186), (2, 10532093), (11, 1914926), (13, 1620322), (22, 957463), (26, 810161), (143, 147302), (286, 73651)]