21450086

素因数分解:

$2^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{2161}}^1$

素因数の和:2879

約数の個数: 16

約数和(自身を含む): 36840480

約数和(自身を除く): 15390394

約数列:

[1, 2, 7, 14, 709, 1418, 2161, 4322, 4963, 9926, 15127, 30254, 1532149, 3064298, 10725043, 21450086]

約数ペア:

[(1, 21450086), (2, 10725043), (7, 3064298), (14, 1532149), (709, 30254), (1418, 15127), (2161, 9926), (4322, 4963)]