21748626

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{28099}}^1$

素因数の和:28150

約数の個数: 24

約数和(自身を含む): 48219600

約数和(自身を除く): 26470974

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 28099, 56198, 84297, 168594, 252891, 505782, 1208257, 2416514, 3624771, 7249542, 10874313, 21748626]

約数ペア:

[(1, 21748626), (2, 10874313), (3, 7249542), (6, 3624771), (9, 2416514), (18, 1208257), (43, 505782), (86, 252891), (129, 168594), (258, 84297), (387, 56198), (774, 28099)]