21716697

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1871}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 29922048

約数和(自身を除く): 8205351

約数列:

[1, 3, 53, 73, 159, 219, 1871, 3869, 5613, 11607, 99163, 136583, 297489, 409749, 7238899, 21716697]

約数ペア:

[(1, 21716697), (3, 7238899), (53, 409749), (73, 297489), (159, 136583), (219, 99163), (1871, 11607), (3869, 5613)]