21285078

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{75479}}^1$

素因数の和:75531

約数の個数: 16

約数和(自身を含む): 43476480

約数和(自身を除く): 22191402

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 75479, 150958, 226437, 452874, 3547513, 7095026, 10642539, 21285078]

約数ペア:

[(1, 21285078), (2, 10642539), (3, 7095026), (6, 3547513), (47, 452874), (94, 226437), (141, 150958), (282, 75479)]