21104432

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57349}}^1$

素因数の和:57380

約数の個数: 20

約数和(自身を含む): 42668400

約数和(自身を除く): 21563968

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57349, 114698, 229396, 458792, 917584, 1319027, 2638054, 5276108, 10552216, 21104432]

約数ペア:

[(1, 21104432), (2, 10552216), (4, 5276108), (8, 2638054), (16, 1319027), (23, 917584), (46, 458792), (92, 229396), (184, 114698), (368, 57349)]