21906688

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1130

約数の個数: 36

約数和(自身を含む): 44297568

約数和(自身を除く): 22390880

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 664, 1031, 1328, 2062, 2656, 4124, 5312, 8248, 10624, 16496, 21248, 32992, 65984, 85573, 131968, 171146, 263936, 342292, 684584, 1369168, 2738336, 5476672, 10953344, 21906688]

約数ペア:

[(1, 21906688), (2, 10953344), (4, 5476672), (8, 2738336), (16, 1369168), (32, 684584), (64, 342292), (83, 263936), (128, 171146), (166, 131968), (256, 85573), (332, 65984), (664, 32992), (1031, 21248), (1328, 16496), (2062, 10624), (2656, 8248), (4124, 5312)]