21416549

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16361}}^1$

素因数の和:16396

約数の個数: 16

約数和(自身を含む): 28273536

約数和(自身を除く): 6856987

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 16361, 114527, 179971, 278137, 1259797, 1946959, 3059507, 21416549]

約数ペア:

[(1, 21416549), (7, 3059507), (11, 1946959), (17, 1259797), (77, 278137), (119, 179971), (187, 114527), (1309, 16361)]