21744184

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3209}}^1$

素因数の和:3244

約数の個数: 48

約数和(自身を含む): 51231600

約数和(自身を除く): 29487416

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3209, 3388, 6418, 6776, 12836, 22463, 25672, 35299, 44926, 70598, 89852, 141196, 179704, 247093, 282392, 388289, 494186, 776578, 988372, 1553156, 1976744, 2718023, 3106312, 5436046, 10872092, 21744184]

約数ペア:

[(1, 21744184), (2, 10872092), (4, 5436046), (7, 3106312), (8, 2718023), (11, 1976744), (14, 1553156), (22, 988372), (28, 776578), (44, 494186), (56, 388289), (77, 282392), (88, 247093), (121, 179704), (154, 141196), (242, 89852), (308, 70598), (484, 44926), (616, 35299), (847, 25672), (968, 22463), (1694, 12836), (3209, 6776), (3388, 6418)]