21456896

素因数分解:

$2^{11}\times {\mathrm{10477}}^1$

素因数の和:10499

約数の個数: 24

約数和(自身を含む): 42907410

約数和(自身を除く): 21450514

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10477, 20954, 41908, 83816, 167632, 335264, 670528, 1341056, 2682112, 5364224, 10728448, 21456896]

約数ペア:

[(1, 21456896), (2, 10728448), (4, 5364224), (8, 2682112), (16, 1341056), (32, 670528), (64, 335264), (128, 167632), (256, 83816), (512, 41908), (1024, 20954), (2048, 10477)]