21850406

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1907}}^1$

素因数の和:2263

約数の個数: 16

約数和(自身を含む): 34824816

約数和(自身を除く): 12974410

約数列:

[1, 2, 17, 34, 337, 674, 1907, 3814, 5729, 11458, 32419, 64838, 642659, 1285318, 10925203, 21850406]

約数ペア:

[(1, 21850406), (2, 10925203), (17, 1285318), (34, 642659), (337, 64838), (674, 32419), (1907, 11458), (3814, 5729)]