21789120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{22697}}^1$

素因数の和:22717

約数の個数: 56

約数和(自身を含む): 69183504

約数和(自身を除く): 47394384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 22697, 45394, 68091, 90788, 113485, 136182, 181576, 226970, 272364, 340455, 363152, 453940, 544728, 680910, 726304, 907880, 1089456, 1361820, 1452608, 1815760, 2178912, 2723640, 3631520, 4357824, 5447280, 7263040, 10894560, 21789120]

約数ペア:

[(1, 21789120), (2, 10894560), (3, 7263040), (4, 5447280), (5, 4357824), (6, 3631520), (8, 2723640), (10, 2178912), (12, 1815760), (15, 1452608), (16, 1361820), (20, 1089456), (24, 907880), (30, 726304), (32, 680910), (40, 544728), (48, 453940), (60, 363152), (64, 340455), (80, 272364), (96, 226970), (120, 181576), (160, 136182), (192, 113485), (240, 90788), (320, 68091), (480, 45394), (960, 22697)]