21209024

素因数分解:

$2^6\times {\mathrm{331391}}^1$

素因数の和:331403

約数の個数: 14

約数和(自身を含む): 42086784

約数和(自身を除く): 20877760

約数列:

[1, 2, 4, 8, 16, 32, 64, 331391, 662782, 1325564, 2651128, 5302256, 10604512, 21209024]

約数ペア:

[(1, 21209024), (2, 10604512), (4, 5302256), (8, 2651128), (16, 1325564), (32, 662782), (64, 331391)]