T=int(input())
for _ in range(T):
  N=int(input())
  if N<=1:
    print(0,0)
    continue
  c=1
  while c*2<=N:
    c*=2
  X1,Y1=c,N-c
  X2,Y2=c//2,c//2-1
  if X1*Y1>X2*Y2:
    print(X1,Y1)
  else:
    print(X2,Y2)