210656428

素因数分解:

$2^2\times {\mathrm{2671}}^1\times {\mathrm{19717}}^1$

素因数の和:22392

約数の個数: 12

約数和(自身を含む): 368805472

約数和(自身を除く): 158149044

約数列:

[1, 2, 4, 2671, 5342, 10684, 19717, 39434, 78868, 52664107, 105328214, 210656428]

約数ペア:

[(1, 210656428), (2, 105328214), (4, 52664107), (2671, 78868), (5342, 39434), (10684, 19717)]