Compressor and supercharger

Provided is a compressor (13) having: a compressor impeller (31) secured to a rotor shaft (14); an air-guiding pipe (34) arranged on the outer peripheral side of the compressor impeller (31), the air-guiding pipe (34) guiding air taken in from an air intake port (32) to the compressor impeller (31); a scroll (36) arranged on the outer peripheral side of the air-guiding pipe (34), the scroll (36) guiding compressed air pressurized by the compressor impeller (31); and a containment ring (51) arranged between the air-guiding pipe (34) and the scroll (36).