21715800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2165

約数の個数: 96

約数和(自身を含む): 71312400

約数和(自身を除く): 49596600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 120, 136, 150, 170, 200, 204, 255, 300, 340, 408, 425, 510, 600, 680, 850, 1020, 1275, 1700, 2040, 2129, 2550, 3400, 4258, 5100, 6387, 8516, 10200, 10645, 12774, 17032, 21290, 25548, 31935, 36193, 42580, 51096, 53225, 63870, 72386, 85160, 106450, 108579, 127740, 144772, 159675, 180965, 212900, 217158, 255480, 289544, 319350, 361930, 425800, 434316, 542895, 638700, 723860, 868632, 904825, 1085790, 1277400, 1447720, 1809650, 2171580, 2714475, 3619300, 4343160, 5428950, 7238600, 10857900, 21715800]

約数ペア:

[(1, 21715800), (2, 10857900), (3, 7238600), (4, 5428950), (5, 4343160), (6, 3619300), (8, 2714475), (10, 2171580), (12, 1809650), (15, 1447720), (17, 1277400), (20, 1085790), (24, 904825), (25, 868632), (30, 723860), (34, 638700), (40, 542895), (50, 434316), (51, 425800), (60, 361930), (68, 319350), (75, 289544), (85, 255480), (100, 217158), (102, 212900), (120, 180965), (136, 159675), (150, 144772), (170, 127740), (200, 108579), (204, 106450), (255, 85160), (300, 72386), (340, 63870), (408, 53225), (425, 51096), (510, 42580), (600, 36193), (680, 31935), (850, 25548), (1020, 21290), (1275, 17032), (1700, 12774), (2040, 10645), (2129, 10200), (2550, 8516), (3400, 6387), (4258, 5100)]