13 groups of order 27891.
| SmallGroups | group |
|---|---|
| (27891, 1) | C27×C1033 #42124215 |
| (27891, 2) | C3×C9×C1033 #42124216 |
| (27891, 3) | H(3,𝔽3)×C1033 #42124217 |
| (27891, 4) | 3−1+2×C1033 #42124218 |
| (27891, 5) | C33×C1033 #42124219 |
| (27891, 6) | C1033⋊C27 #42124220 |
| (27891, 7) | C9×C1033⋊C3 #42124221 |
| (27891, 8) | C3×C1033⋊C9 #42124222 |
| (27891, 9) | C32⋊(C1033⋊C3) #42124223 |
| (27891, 10) | #42124224 |
| (27891, 11) | #42124225 |
| (27891, 12) | #42124226 |
| (27891, 13) | C32×C1033⋊C3 #42124227 |