21071472

素因数分解:

$2^4\times 3^1\times {\mathrm{438989}}^1$

素因数の和:439000

約数の個数: 20

約数和(自身を含む): 54434760

約数和(自身を除く): 33363288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438989, 877978, 1316967, 1755956, 2633934, 3511912, 5267868, 7023824, 10535736, 21071472]

約数ペア:

[(1, 21071472), (2, 10535736), (3, 7023824), (4, 5267868), (6, 3511912), (8, 2633934), (12, 1755956), (16, 1316967), (24, 877978), (48, 438989)]