21104786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 34369596

約数和(自身を除く): 13264810

約数列:

[1, 2, 17, 34, 47, 94, 281, 562, 799, 1598, 2209, 4418, 4777, 9554, 13207, 26414, 37553, 75106, 224519, 449038, 620729, 1241458, 10552393, 21104786]

約数ペア:

[(1, 21104786), (2, 10552393), (17, 1241458), (34, 620729), (47, 449038), (94, 224519), (281, 75106), (562, 37553), (799, 26414), (1598, 13207), (2209, 9554), (4418, 4777)]