21046860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{116927}}^1$

素因数の和:116942

約数の個数: 36

約数和(自身を含む): 63842688

約数和(自身を除く): 42795828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 116927, 233854, 350781, 467708, 584635, 701562, 1052343, 1169270, 1403124, 1753905, 2104686, 2338540, 3507810, 4209372, 5261715, 7015620, 10523430, 21046860]

約数ペア:

[(1, 21046860), (2, 10523430), (3, 7015620), (4, 5261715), (5, 4209372), (6, 3507810), (9, 2338540), (10, 2104686), (12, 1753905), (15, 1403124), (18, 1169270), (20, 1052343), (30, 701562), (36, 584635), (45, 467708), (60, 350781), (90, 233854), (180, 116927)]