21886024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1051}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 43552800

約数和(自身を除く): 21666776

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 1051, 1096, 2102, 2603, 4204, 5206, 8408, 10412, 19969, 20824, 39938, 79876, 143987, 159752, 287974, 575948, 1151896, 2735753, 5471506, 10943012, 21886024]

約数ペア:

[(1, 21886024), (2, 10943012), (4, 5471506), (8, 2735753), (19, 1151896), (38, 575948), (76, 287974), (137, 159752), (152, 143987), (274, 79876), (548, 39938), (1051, 20824), (1096, 19969), (2102, 10412), (2603, 8408), (4204, 5206)]