"Development" vs Knowing the Arising and Passing away etc.- How unique are the 7 Factors?

In the Satipaṭṭhānasutta, the 7 Factors of Awakening are at least somewhat unique in that they are to be developed, rather than simply understood, with the arising and passing away, as with the breath and the hindrances. How unique is the development aspect of the 7 Factors vs the awareness of other physical and mental aspects?