21575152

素因数分解:

$2^4\times {\mathrm{631}}^1\times {\mathrm{2137}}^1$

素因数の和:2776

約数の個数: 20

約数和(自身を含む): 41887696

約数和(自身を除く): 20312544

約数列:

[1, 2, 4, 8, 16, 631, 1262, 2137, 2524, 4274, 5048, 8548, 10096, 17096, 34192, 1348447, 2696894, 5393788, 10787576, 21575152]

約数ペア:

[(1, 21575152), (2, 10787576), (4, 5393788), (8, 2696894), (16, 1348447), (631, 34192), (1262, 17096), (2137, 10096), (2524, 8548), (4274, 5048)]