16 groups of order 21890.
| SmallGroups | group |
|---|---|
| (21890, 1) | C2×C5×C11×C199 #36346310 |
| (21890, 2) | C2×C5×C199⋊C11 #36346311 |
| (21890, 3) | C2×C11⋊C5×C199 #36346312 |
| (21890, 4) | C5×C11×D199 #36346313 |
| (21890, 5) | C5×D11×C199 #36346314 |
| (21890, 6) | C5×D2189 #36346315 |
| (21890, 7) | D5×C11×C199 #36346316 |
| (21890, 8) | C11×D995 #36346317 |
| (21890, 9) | D55×C199 #36346318 |
| (21890, 10) | D10945 #36346319 |
| (21890, 11) | C5×D199⋊C11 #36346320 |
| (21890, 12) | D5×C199⋊C11 #36346321 |
| (21890, 13) | C5⋊(D199⋊C11) #36346322 |
| (21890, 14) | C11⋊C5×D199 #36346323 |
| (21890, 15) | AGL(1,𝔽11)×C199 #36346324 |
| (21890, 16) | (C11⋊C5)⋊D199 #36346325 |