21368186

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52631}}^1$

素因数の和:52669

約数の個数: 16

約数和(自身を含む): 37895040

約数和(自身を除く): 16526854

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52631, 105262, 368417, 736834, 1526299, 3052598, 10684093, 21368186]

約数ペア:

[(1, 21368186), (2, 10684093), (7, 3052598), (14, 1526299), (29, 736834), (58, 368417), (203, 105262), (406, 52631)]