21362944

素因数分解:

$2^8\times {\mathrm{83449}}^1$

素因数の和:83465

約数の個数: 18

約数和(自身を含む): 42642950

約数和(自身を除く): 21280006

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 83449, 166898, 333796, 667592, 1335184, 2670368, 5340736, 10681472, 21362944]

約数ペア:

[(1, 21362944), (2, 10681472), (4, 5340736), (8, 2670368), (16, 1335184), (32, 667592), (64, 333796), (128, 166898), (256, 83449)]