21048704

素因数分解:

$2^7\times {\mathrm{164443}}^1$

素因数の和:164457

約数の個数: 16

約数和(自身を含む): 41933220

約数和(自身を除く): 20884516

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 164443, 328886, 657772, 1315544, 2631088, 5262176, 10524352, 21048704]

約数ペア:

[(1, 21048704), (2, 10524352), (4, 5262176), (8, 2631088), (16, 1315544), (32, 657772), (64, 328886), (128, 164443)]