21057176

素因数分解:

$2^3\times 7^1\times {\mathrm{376021}}^1$

素因数の和:376034

約数の個数: 16

約数和(自身を含む): 45122640

約数和(自身を除く): 24065464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376021, 752042, 1504084, 2632147, 3008168, 5264294, 10528588, 21057176]

約数ペア:

[(1, 21057176), (2, 10528588), (4, 5264294), (7, 3008168), (8, 2632147), (14, 1504084), (28, 752042), (56, 376021)]