Setty was 9 of 17 from the floor and had three steals. Antonio Campbell and Jaaron Simmons added 15 points apiece for Ohio (9-3). The Bobcats have won five straight and are 7-0 at home.
Jaylen Bland scored 15 points and Menno Dijkstra added 10 for UC Riverside (9-6), which matched a season-low with 59 points and had its four-game win streak snapped.
The Bobcats had a 36-29 halftime lead, and opened the second half on an 18-2 spurt to stretch their lead to 54-31 with 15 minutes left. Simmons and Campbell scored four points each, and Jordan Dartis and Kenny Kaminski made 3s during the span.