21606512

素因数分解:

$2^4\times {\mathrm{1097}}^1\times {\mathrm{1231}}^1$

素因数の和:2336

約数の個数: 20

約数和(自身を含む): 41934816

約数和(自身を除く): 20328304

約数列:

[1, 2, 4, 8, 16, 1097, 1231, 2194, 2462, 4388, 4924, 8776, 9848, 17552, 19696, 1350407, 2700814, 5401628, 10803256, 21606512]

約数ペア:

[(1, 21606512), (2, 10803256), (4, 5401628), (8, 2700814), (16, 1350407), (1097, 19696), (1231, 17552), (2194, 9848), (2462, 8776), (4388, 4924)]