21576054576

素因数分解:

$2^4\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{224863}}^1$

素因数の和:226873

約数の個数: 40

約数和(自身を含む): 55766272000

約数和(自身を除く): 34190217424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1999, 3998, 5997, 7996, 11994, 15992, 23988, 31984, 47976, 95952, 224863, 449726, 674589, 899452, 1349178, 1798904, 2698356, 3597808, 5396712, 10793424, 449501137, 899002274, 1348503411, 1798004548, 2697006822, 3596009096, 5394013644, 7192018192, 10788027288, 21576054576]

約数ペア:

[(1, 21576054576), (2, 10788027288), (3, 7192018192), (4, 5394013644), (6, 3596009096), (8, 2697006822), (12, 1798004548), (16, 1348503411), (24, 899002274), (48, 449501137), (1999, 10793424), (3998, 5396712), (5997, 3597808), (7996, 2698356), (11994, 1798904), (15992, 1349178), (23988, 899452), (31984, 674589), (47976, 449726), (95952, 224863)]