21448393216

素因数分解:

$2^9\times {\mathrm{41891393}}^1$

素因数の和:41891411

約数の個数: 20

約数和(自身を含む): 42854896062

約数和(自身を除く): 21406502846

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41891393, 83782786, 167565572, 335131144, 670262288, 1340524576, 2681049152, 5362098304, 10724196608, 21448393216]

約数ペア:

[(1, 21448393216), (2, 10724196608), (4, 5362098304), (8, 2681049152), (16, 1340524576), (32, 670262288), (64, 335131144), (128, 167565572), (256, 83782786), (512, 41891393)]