/usr/lib/x86_64-linux-gnu/libpcre16.so.3 is in libpcre16-3 2:8.38-3.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libpcre16.so.3.13.2
/usr/lib/x86_64-linux-gnu/libpcre16.so.3.13.2