21804138

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{52667}}^1$

素因数の和:52698

約数の個数: 24

約数和(自身を含む): 49297248

約数和(自身を除く): 27493110

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 52667, 105334, 158001, 316002, 474003, 948006, 1211341, 2422682, 3634023, 7268046, 10902069, 21804138]

約数ペア:

[(1, 21804138), (2, 10902069), (3, 7268046), (6, 3634023), (9, 2422682), (18, 1211341), (23, 948006), (46, 474003), (69, 316002), (138, 158001), (207, 105334), (414, 52667)]