Hecho general: 21061 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 21061 is an uninteresting number.
Trivia: 21061 is an uninteresting number.
Fecha histórica: August 29th is the day in 1941 that Tallinn, the Capital of Estonia is occupied by Nazi Germany following an occupation by the Soviet Union.