21073646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25889}}^1$

素因数の和:25939

約数の個数: 16

約数和(自身を含む): 35417520

約数和(自身を除く): 14343874

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25889, 51778, 284779, 569558, 957893, 1915786, 10536823, 21073646]

約数ペア:

[(1, 21073646), (2, 10536823), (11, 1915786), (22, 957893), (37, 569558), (74, 284779), (407, 51778), (814, 25889)]