21611065

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4507}}^1$

素因数の和:4656

約数の個数: 16

約数和(自身を含む): 29860992

約数和(自身を除く): 8249927

約数列:

[1, 5, 7, 35, 137, 685, 959, 4507, 4795, 22535, 31549, 157745, 617459, 3087295, 4322213, 21611065]

約数ペア:

[(1, 21611065), (5, 4322213), (7, 3087295), (35, 617459), (137, 157745), (685, 31549), (959, 22535), (4507, 4795)]