21785330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18307}}^1$

素因数の和:18338

約数の個数: 32

約数和(自身を含む): 47454336

約数和(自身を除く): 25669006

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 18307, 36614, 91535, 128149, 183070, 256298, 311219, 622438, 640745, 1281490, 1556095, 2178533, 3112190, 4357066, 10892665, 21785330]

約数ペア:

[(1, 21785330), (2, 10892665), (5, 4357066), (7, 3112190), (10, 2178533), (14, 1556095), (17, 1281490), (34, 640745), (35, 622438), (70, 311219), (85, 256298), (119, 183070), (170, 128149), (238, 91535), (595, 36614), (1190, 18307)]