21652774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{75709}}^1$

素因数の和:75735

約数の個数: 16

約数和(自身を含む): 38157840

約数和(自身を除く): 16505066

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 75709, 151418, 832799, 984217, 1665598, 1968434, 10826387, 21652774]

約数ペア:

[(1, 21652774), (2, 10826387), (11, 1968434), (13, 1665598), (22, 984217), (26, 832799), (143, 151418), (286, 75709)]