21049008

素因数分解:

$2^4\times 3^1\times {\mathrm{438521}}^1$

素因数の和:438532

約数の個数: 20

約数和(自身を含む): 54376728

約数和(自身を除く): 33327720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438521, 877042, 1315563, 1754084, 2631126, 3508168, 5262252, 7016336, 10524504, 21049008]

約数ペア:

[(1, 21049008), (2, 10524504), (3, 7016336), (4, 5262252), (6, 3508168), (8, 2631126), (12, 1754084), (16, 1315563), (24, 877042), (48, 438521)]