21122048

素因数分解:

$2^{10}\times {\mathrm{20627}}^1$

素因数の和:20647

約数の個数: 22

約数和(自身を含む): 42225516

約数和(自身を除く): 21103468

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 20627, 41254, 82508, 165016, 330032, 660064, 1320128, 2640256, 5280512, 10561024, 21122048]

約数ペア:

[(1, 21122048), (2, 10561024), (4, 5280512), (8, 2640256), (16, 1320128), (32, 660064), (64, 330032), (128, 165016), (256, 82508), (512, 41254), (1024, 20627)]