21000775080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{519307}}^1$

素因数の和:519658

約数の個数: 64

約数和(自身を含む): 63189397440

約数和(自身を除く): 42188622360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 337, 674, 1011, 1348, 1685, 2022, 2696, 3370, 4044, 5055, 6740, 8088, 10110, 13480, 20220, 40440, 519307, 1038614, 1557921, 2077228, 2596535, 3115842, 4154456, 5193070, 6231684, 7789605, 10386140, 12463368, 15579210, 20772280, 31158420, 62316840, 175006459, 350012918, 525019377, 700025836, 875032295, 1050038754, 1400051672, 1750064590, 2100077508, 2625096885, 3500129180, 4200155016, 5250193770, 7000258360, 10500387540, 21000775080]

約数ペア:

[(1, 21000775080), (2, 10500387540), (3, 7000258360), (4, 5250193770), (5, 4200155016), (6, 3500129180), (8, 2625096885), (10, 2100077508), (12, 1750064590), (15, 1400051672), (20, 1050038754), (24, 875032295), (30, 700025836), (40, 525019377), (60, 350012918), (120, 175006459), (337, 62316840), (674, 31158420), (1011, 20772280), (1348, 15579210), (1685, 12463368), (2022, 10386140), (2696, 7789605), (3370, 6231684), (4044, 5193070), (5055, 4154456), (6740, 3115842), (8088, 2596535), (10110, 2077228), (13480, 1557921), (20220, 1038614), (40440, 519307)]