21624960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1609}}^1$

素因数の和:1638

約数の個数: 128

約数和(自身を含む): 78825600

約数和(自身を除く): 57200640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1609, 1680, 1920, 2240, 2688, 3218, 3360, 4480, 4827, 6436, 6720, 8045, 9654, 11263, 12872, 13440, 16090, 19308, 22526, 24135, 25744, 32180, 33789, 38616, 45052, 48270, 51488, 56315, 64360, 67578, 77232, 90104, 96540, 102976, 112630, 128720, 135156, 154464, 168945, 180208, 193080, 205952, 225260, 257440, 270312, 308928, 337890, 360416, 386160, 450520, 514880, 540624, 617856, 675780, 720832, 772320, 901040, 1029760, 1081248, 1351560, 1441664, 1544640, 1802080, 2162496, 2703120, 3089280, 3604160, 4324992, 5406240, 7208320, 10812480, 21624960]

約数ペア:

[(1, 21624960), (2, 10812480), (3, 7208320), (4, 5406240), (5, 4324992), (6, 3604160), (7, 3089280), (8, 2703120), (10, 2162496), (12, 1802080), (14, 1544640), (15, 1441664), (16, 1351560), (20, 1081248), (21, 1029760), (24, 901040), (28, 772320), (30, 720832), (32, 675780), (35, 617856), (40, 540624), (42, 514880), (48, 450520), (56, 386160), (60, 360416), (64, 337890), (70, 308928), (80, 270312), (84, 257440), (96, 225260), (105, 205952), (112, 193080), (120, 180208), (128, 168945), (140, 154464), (160, 135156), (168, 128720), (192, 112630), (210, 102976), (224, 96540), (240, 90104), (280, 77232), (320, 67578), (336, 64360), (384, 56315), (420, 51488), (448, 48270), (480, 45052), (560, 38616), (640, 33789), (672, 32180), (840, 25744), (896, 24135), (960, 22526), (1120, 19308), (1344, 16090), (1609, 13440), (1680, 12872), (1920, 11263), (2240, 9654), (2688, 8045), (3218, 6720), (3360, 6436), (4480, 4827)]