21774544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123719}}^1$

素因数の和:123738

約数の個数: 20

約数和(自身を含む): 46023840

約数和(自身を除く): 24249296

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123719, 247438, 494876, 989752, 1360909, 1979504, 2721818, 5443636, 10887272, 21774544]

約数ペア:

[(1, 21774544), (2, 10887272), (4, 5443636), (8, 2721818), (11, 1979504), (16, 1360909), (22, 989752), (44, 494876), (88, 247438), (176, 123719)]