21002014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25801}}^1$

素因数の和:25851

約数の個数: 16

約数和(自身を含む): 35297136

約数和(自身を除く): 14295122

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25801, 51602, 283811, 567622, 954637, 1909274, 10501007, 21002014]

約数ペア:

[(1, 21002014), (2, 10501007), (11, 1909274), (22, 954637), (37, 567622), (74, 283811), (407, 51602), (814, 25801)]