21108156

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{8929}}^1$

素因数の和:9133

約数の個数: 24

約数和(自身を含む): 49507920

約数和(自身を除く): 28399764

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 591, 788, 1182, 2364, 8929, 17858, 26787, 35716, 53574, 107148, 1759013, 3518026, 5277039, 7036052, 10554078, 21108156]

約数ペア:

[(1, 21108156), (2, 10554078), (3, 7036052), (4, 5277039), (6, 3518026), (12, 1759013), (197, 107148), (394, 53574), (591, 35716), (788, 26787), (1182, 17858), (2364, 8929)]