21343857

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{11311}}^1$

素因数の和:11368

約数の個数: 16

約数和(自身を含む): 30949632

約数和(自身を除く): 9605775

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 11311, 33933, 192287, 418507, 576861, 1255521, 7114619, 21343857]

約数ペア:

[(1, 21343857), (3, 7114619), (17, 1255521), (37, 576861), (51, 418507), (111, 192287), (629, 33933), (1887, 11311)]