21734888

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2011}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 46839360

約数和(自身を除く): 25104472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2011, 2702, 4022, 5404, 8044, 10808, 14077, 16088, 28154, 56308, 112616, 388123, 776246, 1552492, 2716861, 3104984, 5433722, 10867444, 21734888]

約数ペア:

[(1, 21734888), (2, 10867444), (4, 5433722), (7, 3104984), (8, 2716861), (14, 1552492), (28, 776246), (56, 388123), (193, 112616), (386, 56308), (772, 28154), (1351, 16088), (1544, 14077), (2011, 10808), (2702, 8044), (4022, 5404)]