13 groups of order 21249.
| SmallGroups | group |
|---|---|
| (21249, 1) | C27×C787 #36318309 |
| (21249, 2) | C3×C9×C787 #36318310 |
| (21249, 3) | H(3,𝔽3)×C787 #36318311 |
| (21249, 4) | 3−1+2×C787 #36318312 |
| (21249, 5) | C33×C787 #36318313 |
| (21249, 6) | C787⋊C27 #36318314 |
| (21249, 7) | C9×C787⋊C3 #36318315 |
| (21249, 8) | C3×C787⋊C9 #36318316 |
| (21249, 9) | C32⋊(C787⋊C3) #36318317 |
| (21249, 10) | #36318318 |
| (21249, 11) | #36318319 |
| (21249, 12) | #36318320 |
| (21249, 13) | C32×C787⋊C3 #36318321 |