21185927

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5743}}^1$

素因数の和:5798

約数の個数: 16

約数和(自身を含む): 26468352

約数和(自身を除く): 5282425

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5743, 40201, 97631, 178033, 683417, 1246231, 3026561, 21185927]

約数ペア:

[(1, 21185927), (7, 3026561), (17, 1246231), (31, 683417), (119, 178033), (217, 97631), (527, 40201), (3689, 5743)]