21336154

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{37171}}^1$

素因数の和:37221

約数の個数: 16

約数和(自身を含む): 37469376

約数和(自身を除く): 16133222

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 37171, 74342, 260197, 520394, 1524011, 3048022, 10668077, 21336154]

約数ペア:

[(1, 21336154), (2, 10668077), (7, 3048022), (14, 1524011), (41, 520394), (82, 260197), (287, 74342), (574, 37171)]