21844207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{773}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 27343872

約数和(自身を除く): 5499665

約数列:

[1, 7, 11, 77, 367, 773, 2569, 4037, 5411, 8503, 28259, 59521, 283691, 1985837, 3120601, 21844207]

約数ペア:

[(1, 21844207), (7, 3120601), (11, 1985837), (77, 283691), (367, 59521), (773, 28259), (2569, 8503), (4037, 5411)]