21056912

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{1451}}^1$

素因数の和:2366

約数の個数: 20

約数和(自身を含む): 40870896

約数和(自身を除く): 19813984

約数列:

[1, 2, 4, 8, 16, 907, 1451, 1814, 2902, 3628, 5804, 7256, 11608, 14512, 23216, 1316057, 2632114, 5264228, 10528456, 21056912]

約数ペア:

[(1, 21056912), (2, 10528456), (4, 5264228), (8, 2632114), (16, 1316057), (907, 23216), (1451, 14512), (1814, 11608), (2902, 7256), (3628, 5804)]