20210346

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86369}}^1$

素因数の和:86390

約数の個数: 24

約数和(自身を含む): 47158020

約数和(自身を除く): 26947674

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86369, 172738, 259107, 518214, 777321, 1122797, 1554642, 2245594, 3368391, 6736782, 10105173, 20210346]

約数ペア:

[(1, 20210346), (2, 10105173), (3, 6736782), (6, 3368391), (9, 2245594), (13, 1554642), (18, 1122797), (26, 777321), (39, 518214), (78, 259107), (117, 172738), (234, 86369)]