21228184

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{17573}}^1$

素因数の和:17730

約数の個数: 16

約数和(自身を含む): 40068720

約数和(自身を除く): 18840536

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 17573, 35146, 70292, 140584, 2653523, 5307046, 10614092, 21228184]

約数ペア:

[(1, 21228184), (2, 10614092), (4, 5307046), (8, 2653523), (151, 140584), (302, 70292), (604, 35146), (1208, 17573)]