21879712

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4919}}^1$

素因数の和:5068

約数の個数: 24

約数和(自身を含む): 43394400

約数和(自身を除く): 21514688

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4919, 9838, 19676, 39352, 78704, 157408, 683741, 1367482, 2734964, 5469928, 10939856, 21879712]

約数ペア:

[(1, 21879712), (2, 10939856), (4, 5469928), (8, 2734964), (16, 1367482), (32, 683741), (139, 157408), (278, 78704), (556, 39352), (1112, 19676), (2224, 9838), (4448, 4919)]