21863032

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{19661}}^1$

素因数の和:19806

約数の個数: 16

約数和(自身を含む): 41290200

約数和(自身を除く): 19427168

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 19661, 39322, 78644, 157288, 2732879, 5465758, 10931516, 21863032]

約数ペア:

[(1, 21863032), (2, 10931516), (4, 5465758), (8, 2732879), (139, 157288), (278, 78644), (556, 39322), (1112, 19661)]