21063746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3533}}^1$

素因数の和:3817

約数の個数: 16

約数和(自身を含む): 34604928

約数和(自身を除く): 13541182

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3533, 5962, 7066, 38863, 77726, 957443, 1914886, 10531873, 21063746]

約数ペア:

[(1, 21063746), (2, 10531873), (11, 1914886), (22, 957443), (271, 77726), (542, 38863), (2981, 7066), (3533, 5962)]