21434433

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 31201632

約数和(自身を除く): 9767199

約数列:

[1, 3, 17, 37, 51, 111, 307, 629, 921, 1369, 1887, 4107, 5219, 11359, 15657, 23273, 34077, 69819, 193103, 420283, 579309, 1260849, 7144811, 21434433]

約数ペア:

[(1, 21434433), (3, 7144811), (17, 1260849), (37, 579309), (51, 420283), (111, 193103), (307, 69819), (629, 34077), (921, 23273), (1369, 15657), (1887, 11359), (4107, 5219)]