21536121

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{433}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 29373120

約数和(自身を除く): 7836999

約数列:

[1, 3, 59, 177, 281, 433, 843, 1299, 16579, 25547, 49737, 76641, 121673, 365019, 7178707, 21536121]

約数ペア:

[(1, 21536121), (3, 7178707), (59, 365019), (177, 121673), (281, 76641), (433, 49737), (843, 25547), (1299, 16579)]