21694839

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{11497}}^1$

素因数の和:11554

約数の個数: 16

約数和(自身を含む): 31458528

約数和(自身を除く): 9763689

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 11497, 34491, 195449, 425389, 586347, 1276167, 7231613, 21694839]

約数ペア:

[(1, 21694839), (3, 7231613), (17, 1276167), (37, 586347), (51, 425389), (111, 195449), (629, 34491), (1887, 11497)]