21567056

素因数分解:

$2^4\times 7^2\times {\mathrm{27509}}^1$

素因数の和:27531

約数の個数: 30

約数和(自身を含む): 48610170

約数和(自身を除く): 27043114

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27509, 55018, 110036, 192563, 220072, 385126, 440144, 770252, 1347941, 1540504, 2695882, 3081008, 5391764, 10783528, 21567056]

約数ペア:

[(1, 21567056), (2, 10783528), (4, 5391764), (7, 3081008), (8, 2695882), (14, 1540504), (16, 1347941), (28, 770252), (49, 440144), (56, 385126), (98, 220072), (112, 192563), (196, 110036), (392, 55018), (784, 27509)]