21013003

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3037}}^1$

素因数の和:3102

約数の個数: 16

約数和(自身を含む): 24935904

約数和(自身を除く): 3922901

約数列:

[1, 11, 17, 37, 187, 407, 629, 3037, 6919, 33407, 51629, 112369, 567919, 1236059, 1910273, 21013003]

約数ペア:

[(1, 21013003), (11, 1910273), (17, 1236059), (37, 567919), (187, 112369), (407, 51629), (629, 33407), (3037, 6919)]