21320192

素因数分解:

$2^9\times {\mathrm{41641}}^1$

素因数の和:41659

約数の個数: 20

約数和(自身を含む): 42599766

約数和(自身を除く): 21279574

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41641, 83282, 166564, 333128, 666256, 1332512, 2665024, 5330048, 10660096, 21320192]

約数ペア:

[(1, 21320192), (2, 10660096), (4, 5330048), (8, 2665024), (16, 1332512), (32, 666256), (64, 333128), (128, 166564), (256, 83282), (512, 41641)]