21881002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76507}}^1$

素因数の和:76533

約数の個数: 16

約数和(自身を含む): 38560032

約数和(自身を除く): 16679030

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76507, 153014, 841577, 994591, 1683154, 1989182, 10940501, 21881002]

約数ペア:

[(1, 21881002), (2, 10940501), (11, 1989182), (13, 1683154), (22, 994591), (26, 841577), (143, 153014), (286, 76507)]