2181688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2172872

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 167, 184, 284, 334, 568, 668, 1336, 1633, 3266, 3841, 6532, 7682, 11857, 13064, 15364, 23714, 30728, 47428, 94856, 272711, 545422, 1090844, 2181688]

約数ペア:

[(1, 2181688), (2, 1090844), (4, 545422), (8, 272711), (23, 94856), (46, 47428), (71, 30728), (92, 23714), (142, 15364), (167, 13064), (184, 11857), (284, 7682), (334, 6532), (568, 3841), (668, 3266), (1336, 1633)]