21810074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76259}}^1$

素因数の和:76285

約数の個数: 16

約数和(自身を含む): 38435040

約数和(自身を除く): 16624966

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76259, 152518, 838849, 991367, 1677698, 1982734, 10905037, 21810074]

約数ペア:

[(1, 21810074), (2, 10905037), (11, 1982734), (13, 1677698), (22, 991367), (26, 838849), (143, 152518), (286, 76259)]