21578656

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{5573}}^1$

素因数の和:5605

約数の個数: 36

約数和(自身を含む): 46704546

約数和(自身を除く): 25125890

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 5573, 11146, 22292, 44584, 61303, 89168, 122606, 178336, 245212, 490424, 674333, 980848, 1348666, 1961696, 2697332, 5394664, 10789328, 21578656]

約数ペア:

[(1, 21578656), (2, 10789328), (4, 5394664), (8, 2697332), (11, 1961696), (16, 1348666), (22, 980848), (32, 674333), (44, 490424), (88, 245212), (121, 178336), (176, 122606), (242, 89168), (352, 61303), (484, 44584), (968, 22292), (1936, 11146), (3872, 5573)]