21698048

素因数分解:

$2^9\times {\mathrm{42379}}^1$

素因数の和:42397

約数の個数: 20

約数和(自身を含む): 43354740

約数和(自身を除く): 21656692

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42379, 84758, 169516, 339032, 678064, 1356128, 2712256, 5424512, 10849024, 21698048]

約数ペア:

[(1, 21698048), (2, 10849024), (4, 5424512), (8, 2712256), (16, 1356128), (32, 678064), (64, 339032), (128, 169516), (256, 84758), (512, 42379)]