21845104

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 43769520

約数和(自身を除く): 21924416

約数列:

[1, 2, 4, 8, 16, 59, 73, 118, 146, 236, 292, 317, 472, 584, 634, 944, 1168, 1268, 2536, 4307, 5072, 8614, 17228, 18703, 23141, 34456, 37406, 46282, 68912, 74812, 92564, 149624, 185128, 299248, 370256, 1365319, 2730638, 5461276, 10922552, 21845104]

約数ペア:

[(1, 21845104), (2, 10922552), (4, 5461276), (8, 2730638), (16, 1365319), (59, 370256), (73, 299248), (118, 185128), (146, 149624), (236, 92564), (292, 74812), (317, 68912), (472, 46282), (584, 37406), (634, 34456), (944, 23141), (1168, 18703), (1268, 17228), (2536, 8614), (4307, 5072)]