21176474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{6131}}^1$

素因数の和:6301

約数の個数: 16

約数和(自身を含む): 34878816

約数和(自身を除く): 13702342

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 6131, 12262, 67441, 134882, 962567, 1925134, 10588237, 21176474]

約数ペア:

[(1, 21176474), (2, 10588237), (11, 1925134), (22, 962567), (157, 134882), (314, 67441), (1727, 12262), (3454, 6131)]