21240592

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57719}}^1$

素因数の和:57750

約数の個数: 20

約数和(自身を含む): 42943680

約数和(自身を除く): 21703088

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57719, 115438, 230876, 461752, 923504, 1327537, 2655074, 5310148, 10620296, 21240592]

約数ペア:

[(1, 21240592), (2, 10620296), (4, 5310148), (8, 2655074), (16, 1327537), (23, 923504), (46, 461752), (92, 230876), (184, 115438), (368, 57719)]