221510656

素因数分解:

$2^{10}\times {\mathrm{216319}}^1$

素因数の和:216339

約数の個数: 22

約数和(自身を含む): 442807040

約数和(自身を除く): 221296384

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 216319, 432638, 865276, 1730552, 3461104, 6922208, 13844416, 27688832, 55377664, 110755328, 221510656]

約数ペア:

[(1, 221510656), (2, 110755328), (4, 55377664), (8, 27688832), (16, 13844416), (32, 6922208), (64, 3461104), (128, 1730552), (256, 865276), (512, 432638), (1024, 216319)]