21986208

素因数分解:

$2^5\times 3^3\times {\mathrm{25447}}^1$

素因数の和:25466

約数の個数: 48

約数和(自身を含む): 64128960

約数和(自身を除く): 42142752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 25447, 50894, 76341, 101788, 152682, 203576, 229023, 305364, 407152, 458046, 610728, 687069, 814304, 916092, 1221456, 1374138, 1832184, 2442912, 2748276, 3664368, 5496552, 7328736, 10993104, 21986208]

約数ペア:

[(1, 21986208), (2, 10993104), (3, 7328736), (4, 5496552), (6, 3664368), (8, 2748276), (9, 2442912), (12, 1832184), (16, 1374138), (18, 1221456), (24, 916092), (27, 814304), (32, 687069), (36, 610728), (48, 458046), (54, 407152), (72, 305364), (96, 229023), (108, 203576), (144, 152682), (216, 101788), (288, 76341), (432, 50894), (864, 25447)]