21497958

素因数分解:

$2^1\times 3^2\times {\mathrm{569}}^1\times {\mathrm{2099}}^1$

素因数の和:2676

約数の個数: 24

約数和(自身を含む): 46683000

約数和(自身を除く): 25185042

約数列:

[1, 2, 3, 6, 9, 18, 569, 1138, 1707, 2099, 3414, 4198, 5121, 6297, 10242, 12594, 18891, 37782, 1194331, 2388662, 3582993, 7165986, 10748979, 21497958]

約数ペア:

[(1, 21497958), (2, 10748979), (3, 7165986), (6, 3582993), (9, 2388662), (18, 1194331), (569, 37782), (1138, 18891), (1707, 12594), (2099, 10242), (3414, 6297), (4198, 5121)]