爱森斯坦素分解

青青子衿

ResourceFunction["EisensteinFactorInteger"][21] // ExpToTrig
ResourceFunction["EisensteinFactorInteger"][57]

\[57=\left(2+e^{\frac{2 i \pi }{3}}\right) \left(2+e^{-\frac{2 i \pi }{3}}\right) \left(3-2 e^{\frac{2 i \pi }{3}}\right) \left(5+2 e^{\frac{2 i \pi }{3}}\right)\]

mathematica.stackexchange.com/questions/41440/factorinteger-over-ufds
resources.wolframcloud.com/FunctionRepository/resources/EisensteinFactorInteger/