21007934

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{907}}^1$

素因数の和:1259

約数の個数: 16

約数和(自身を含む): 32502768

約数和(自身を除く): 11494834

約数列:

[1, 2, 37, 74, 313, 626, 907, 1814, 11581, 23162, 33559, 67118, 283891, 567782, 10503967, 21007934]

約数ペア:

[(1, 21007934), (2, 10503967), (37, 567782), (74, 283891), (313, 67118), (626, 33559), (907, 23162), (1814, 11581)]