21492928

素因数分解:

$2^6\times {\mathrm{499}}^1\times {\mathrm{673}}^1$

素因数の和:1184

約数の個数: 28

約数和(自身を含む): 42799000

約数和(自身を除く): 21306072

約数列:

[1, 2, 4, 8, 16, 32, 64, 499, 673, 998, 1346, 1996, 2692, 3992, 5384, 7984, 10768, 15968, 21536, 31936, 43072, 335827, 671654, 1343308, 2686616, 5373232, 10746464, 21492928]

約数ペア:

[(1, 21492928), (2, 10746464), (4, 5373232), (8, 2686616), (16, 1343308), (32, 671654), (64, 335827), (499, 43072), (673, 31936), (998, 21536), (1346, 15968), (1996, 10768), (2692, 7984), (3992, 5384)]