21454336

素因数分解:

$2^9\times {\mathrm{41903}}^1$

素因数の和:41921

約数の個数: 20

約数和(自身を含む): 42867792

約数和(自身を除く): 21413456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41903, 83806, 167612, 335224, 670448, 1340896, 2681792, 5363584, 10727168, 21454336]

約数ペア:

[(1, 21454336), (2, 10727168), (4, 5363584), (8, 2681792), (16, 1340896), (32, 670448), (64, 335224), (128, 167612), (256, 83806), (512, 41903)]