21449968263

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{25919}}^1$

素因数の和:26549

約数の個数: 40

約数和(自身を含む): 33985163520

約数和(自身を除く): 12535195257

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 601, 1377, 1803, 5409, 10217, 16227, 25919, 30651, 48681, 77757, 91953, 233271, 275859, 440623, 699813, 827577, 1321869, 2099439, 3965607, 11896821, 15577319, 35690463, 46731957, 140195871, 264814423, 420587613, 794443269, 1261762839, 2383329807, 7149989421, 21449968263]

約数ペア:

[(1, 21449968263), (3, 7149989421), (9, 2383329807), (17, 1261762839), (27, 794443269), (51, 420587613), (81, 264814423), (153, 140195871), (459, 46731957), (601, 35690463), (1377, 15577319), (1803, 11896821), (5409, 3965607), (10217, 2099439), (16227, 1321869), (25919, 827577), (30651, 699813), (48681, 440623), (77757, 275859), (91953, 233271)]