21896640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{7603}}^1$

素因数の和:7626

約数の個数: 84

約数和(自身を含む): 75325224

約数和(自身を除く): 53428584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 7603, 15206, 22809, 30412, 38015, 45618, 60824, 68427, 76030, 91236, 114045, 121648, 136854, 152060, 182472, 228090, 243296, 273708, 304120, 342135, 364944, 456180, 486592, 547416, 608240, 684270, 729888, 912360, 1094832, 1216480, 1368540, 1459776, 1824720, 2189664, 2432960, 2737080, 3649440, 4379328, 5474160, 7298880, 10948320, 21896640]

約数ペア:

[(1, 21896640), (2, 10948320), (3, 7298880), (4, 5474160), (5, 4379328), (6, 3649440), (8, 2737080), (9, 2432960), (10, 2189664), (12, 1824720), (15, 1459776), (16, 1368540), (18, 1216480), (20, 1094832), (24, 912360), (30, 729888), (32, 684270), (36, 608240), (40, 547416), (45, 486592), (48, 456180), (60, 364944), (64, 342135), (72, 304120), (80, 273708), (90, 243296), (96, 228090), (120, 182472), (144, 152060), (160, 136854), (180, 121648), (192, 114045), (240, 91236), (288, 76030), (320, 68427), (360, 60824), (480, 45618), (576, 38015), (720, 30412), (960, 22809), (1440, 15206), (2880, 7603)]