21816544

素因数分解:

$2^5\times {\mathrm{439}}^1\times {\mathrm{1553}}^1$

素因数の和:2002

約数の個数: 24

約数和(自身を含む): 43076880

約数和(自身を除く): 21260336

約数列:

[1, 2, 4, 8, 16, 32, 439, 878, 1553, 1756, 3106, 3512, 6212, 7024, 12424, 14048, 24848, 49696, 681767, 1363534, 2727068, 5454136, 10908272, 21816544]

約数ペア:

[(1, 21816544), (2, 10908272), (4, 5454136), (8, 2727068), (16, 1363534), (32, 681767), (439, 49696), (878, 24848), (1553, 14048), (1756, 12424), (3106, 7024), (3512, 6212)]