21620808

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{27299}}^1$

素因数の和:27322

約数の個数: 48

約数和(自身を含む): 63882000

約数和(自身を除く): 42261192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27299, 54598, 81897, 109196, 163794, 218392, 245691, 300289, 327588, 491382, 600578, 655176, 900867, 982764, 1201156, 1801734, 1965528, 2402312, 2702601, 3603468, 5405202, 7206936, 10810404, 21620808]

約数ペア:

[(1, 21620808), (2, 10810404), (3, 7206936), (4, 5405202), (6, 3603468), (8, 2702601), (9, 2402312), (11, 1965528), (12, 1801734), (18, 1201156), (22, 982764), (24, 900867), (33, 655176), (36, 600578), (44, 491382), (66, 327588), (72, 300289), (88, 245691), (99, 218392), (132, 163794), (198, 109196), (264, 81897), (396, 54598), (792, 27299)]