21886884

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{1451}}^1$

素因数の和:1880

約数の個数: 36

約数和(自身を含む): 55495440

約数和(自身を除く): 33608556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1451, 1676, 2514, 2902, 3771, 4353, 5028, 5804, 7542, 8706, 13059, 15084, 17412, 26118, 52236, 607969, 1215938, 1823907, 2431876, 3647814, 5471721, 7295628, 10943442, 21886884]

約数ペア:

[(1, 21886884), (2, 10943442), (3, 7295628), (4, 5471721), (6, 3647814), (9, 2431876), (12, 1823907), (18, 1215938), (36, 607969), (419, 52236), (838, 26118), (1257, 17412), (1451, 15084), (1676, 13059), (2514, 8706), (2902, 7542), (3771, 5804), (4353, 5028)]