21706904

素因数分解:

$2^3\times {\mathrm{751}}^1\times {\mathrm{3613}}^1$

素因数の和:4370

約数の個数: 16

約数和(自身を含む): 40765920

約数和(自身を除く): 19059016

約数列:

[1, 2, 4, 8, 751, 1502, 3004, 3613, 6008, 7226, 14452, 28904, 2713363, 5426726, 10853452, 21706904]

約数ペア:

[(1, 21706904), (2, 10853452), (4, 5426726), (8, 2713363), (751, 28904), (1502, 14452), (3004, 7226), (3613, 6008)]