21043064

素因数分解:

$2^3\times 7^1\times {\mathrm{613}}^2$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 45165960

約数和(自身を除く): 24122896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 613, 1226, 2452, 4291, 4904, 8582, 17164, 34328, 375769, 751538, 1503076, 2630383, 3006152, 5260766, 10521532, 21043064]

約数ペア:

[(1, 21043064), (2, 10521532), (4, 5260766), (7, 3006152), (8, 2630383), (14, 1503076), (28, 751538), (56, 375769), (613, 34328), (1226, 17164), (2452, 8582), (4291, 4904)]