The file you are looking for, "EDRW v13 Activator v2.1 - De!.exe," is highly dangerous and identified as malicious malware by multiple security analysis platforms. 

Conclusion

What is EDRW V13 Activator V21EXE?

Dassault Systèmes provides a free version of eDrawings that allows users to view, print, and review EDRW files without any cost. If you are looking for an "activator," you are likely trying to access "Professional" features like: Augmented Reality (AR) Rich measurement tools Password protection Exploded views Better (and Safer) Alternatives