21958244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71293}}^1$

素因数の和:71315

約数の個数: 24

約数和(自身を含む): 47909568

約数和(自身を除く): 25951324

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 71293, 142586, 285172, 499051, 784223, 998102, 1568446, 1996204, 3136892, 5489561, 10979122, 21958244]

約数ペア:

[(1, 21958244), (2, 10979122), (4, 5489561), (7, 3136892), (11, 1996204), (14, 1568446), (22, 998102), (28, 784223), (44, 499051), (77, 285172), (154, 142586), (308, 71293)]