11 groups of order 16604.
| SmallGroups | group |
|---|---|
| (16604, 1) | C4×C7×C593 #30658821 |
| (16604, 2) | Dic7×C593 #30658822 |
| (16604, 3) | C7×Dic593 #30658823 |
| (16604, 4) | Dic4151 #30658824 |
| (16604, 5) | C22×C7×C593 #30658825 |
| (16604, 6) | C7×#14558631 #30658826 |
| (16604, 7) | C7⋊#14558631 #30658827 |
| (16604, 8) | D7×D593 #30658828 |
| (16604, 9) | C2×D4151 #30658829 |
| (16604, 10) | C2×D7×C593 #30658830 |
| (16604, 11) | C2×C7×D593 #30658831 |