21551662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1097}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 37946880

約数和(自身を除く): 16395218

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 1034, 1097, 1786, 2194, 9823, 12067, 19646, 20843, 24134, 41686, 51559, 103118, 229273, 458546, 567149, 979621, 1134298, 1959242, 10775831, 21551662]

約数ペア:

[(1, 21551662), (2, 10775831), (11, 1959242), (19, 1134298), (22, 979621), (38, 567149), (47, 458546), (94, 229273), (209, 103118), (418, 51559), (517, 41686), (893, 24134), (1034, 20843), (1097, 19646), (1786, 12067), (2194, 9823)]