21669279

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5683}}^1$

素因数の和:5758

約数の個数: 16

約数和(自身を含む): 30557184

約数和(自身を除く): 8887905

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5683, 17049, 176173, 233003, 528519, 699009, 7223093, 21669279]

約数ペア:

[(1, 21669279), (3, 7223093), (31, 699009), (41, 528519), (93, 233003), (123, 176173), (1271, 17049), (3813, 5683)]