21530606

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1399

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 11646994

約数列:

[1, 2, 47, 94, 199, 398, 1151, 2302, 9353, 18706, 54097, 108194, 229049, 458098, 10765303, 21530606]

約数ペア:

[(1, 21530606), (2, 10765303), (47, 458098), (94, 229049), (199, 108194), (398, 54097), (1151, 18706), (2302, 9353)]