21288048

素因数分解:

$2^4\times 3^1\times {\mathrm{443501}}^1$

素因数の和:443512

約数の個数: 20

約数和(自身を含む): 54994248

約数和(自身を除く): 33706200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443501, 887002, 1330503, 1774004, 2661006, 3548008, 5322012, 7096016, 10644024, 21288048]

約数ペア:

[(1, 21288048), (2, 10644024), (3, 7096016), (4, 5322012), (6, 3548008), (8, 2661006), (12, 1774004), (16, 1330503), (24, 887002), (48, 443501)]