21095148

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{11197}}^1$

素因数の和:11361

約数の個数: 24

約数和(自身を含む): 49539952

約数和(自身を除く): 28444804

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 11197, 22394, 33591, 44788, 67182, 134364, 1757929, 3515858, 5273787, 7031716, 10547574, 21095148]

約数ペア:

[(1, 21095148), (2, 10547574), (3, 7031716), (4, 5273787), (6, 3515858), (12, 1757929), (157, 134364), (314, 67182), (471, 44788), (628, 33591), (942, 22394), (1884, 11197)]