21040716

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47389}}^1$

素因数の和:47433

約数の個数: 24

約数和(自身を含む): 50422960

約数和(自身を除く): 29382244

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 47389, 94778, 142167, 189556, 284334, 568668, 1753393, 3506786, 5260179, 7013572, 10520358, 21040716]

約数ペア:

[(1, 21040716), (2, 10520358), (3, 7013572), (4, 5260179), (6, 3506786), (12, 1753393), (37, 568668), (74, 284334), (111, 189556), (148, 142167), (222, 94778), (444, 47389)]