21309002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74507}}^1$

素因数の和:74533

約数の個数: 16

約数和(自身を含む): 37552032

約数和(自身を除く): 16243030

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 74507, 149014, 819577, 968591, 1639154, 1937182, 10654501, 21309002]

約数ペア:

[(1, 21309002), (2, 10654501), (11, 1937182), (13, 1639154), (22, 968591), (26, 819577), (143, 149014), (286, 74507)]