Unable to use setFocus() method on ion-input

Error

Input Code

  <ion-input :autofocus="autoFocus" ref="input"  v-bind="$attrs" >
        </ion-input>

Setup function

setup(props){
      const input=ref(null);
      onMounted(() => {
        if (props.autoFocus){
      input.value.$el.setFocus();
        }
      })

      return {
        input
      }
    }

What do you get when you do the following:

onMounted(() => {
    console.log(input)
    console.log(input.value)
    console.log(input.value.$el)
})