21743425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4651}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 31149792

約数和(自身を除く): 9406367

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4651, 4675, 23255, 51161, 79067, 116275, 255805, 395335, 869737, 1279025, 1976675, 4348685, 21743425]

約数ペア:

[(1, 21743425), (5, 4348685), (11, 1976675), (17, 1279025), (25, 869737), (55, 395335), (85, 255805), (187, 116275), (275, 79067), (425, 51161), (935, 23255), (4651, 4675)]