21764400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{2591}}^1$

素因数の和:2619

約数の個数: 120

約数和(自身を含む): 79709184

約数和(自身を除く): 57944784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2591, 2800, 4200, 5182, 7773, 8400, 10364, 12955, 15546, 18137, 20728, 25910, 31092, 36274, 38865, 41456, 51820, 54411, 62184, 64775, 72548, 77730, 90685, 103640, 108822, 124368, 129550, 145096, 155460, 181370, 194325, 207280, 217644, 259100, 272055, 290192, 310920, 362740, 388650, 435288, 453425, 518200, 544110, 621840, 725480, 777300, 870576, 906850, 1036400, 1088220, 1360275, 1450960, 1554600, 1813700, 2176440, 2720550, 3109200, 3627400, 4352880, 5441100, 7254800, 10882200, 21764400]

約数ペア:

[(1, 21764400), (2, 10882200), (3, 7254800), (4, 5441100), (5, 4352880), (6, 3627400), (7, 3109200), (8, 2720550), (10, 2176440), (12, 1813700), (14, 1554600), (15, 1450960), (16, 1360275), (20, 1088220), (21, 1036400), (24, 906850), (25, 870576), (28, 777300), (30, 725480), (35, 621840), (40, 544110), (42, 518200), (48, 453425), (50, 435288), (56, 388650), (60, 362740), (70, 310920), (75, 290192), (80, 272055), (84, 259100), (100, 217644), (105, 207280), (112, 194325), (120, 181370), (140, 155460), (150, 145096), (168, 129550), (175, 124368), (200, 108822), (210, 103640), (240, 90685), (280, 77730), (300, 72548), (336, 64775), (350, 62184), (400, 54411), (420, 51820), (525, 41456), (560, 38865), (600, 36274), (700, 31092), (840, 25910), (1050, 20728), (1200, 18137), (1400, 15546), (1680, 12955), (2100, 10364), (2591, 8400), (2800, 7773), (4200, 5182)]