2141643

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 3521232

約数和(自身を除く): 1379589

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 857, 2499, 2571, 5999, 14569, 17997, 41993, 43707, 101983, 125979, 305949, 713881, 2141643]

約数ペア:

[(1, 2141643), (3, 713881), (7, 305949), (17, 125979), (21, 101983), (49, 43707), (51, 41993), (119, 17997), (147, 14569), (357, 5999), (833, 2571), (857, 2499)]