21310696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10529}}^1$

素因数の和:10569

約数の個数: 32

約数和(自身を含む): 45489600

約数和(自身を除く): 24178904

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10529, 21058, 42116, 84232, 115819, 231638, 242167, 463276, 484334, 926552, 968668, 1937336, 2663837, 5327674, 10655348, 21310696]

約数ペア:

[(1, 21310696), (2, 10655348), (4, 5327674), (8, 2663837), (11, 1937336), (22, 968668), (23, 926552), (44, 484334), (46, 463276), (88, 242167), (92, 231638), (184, 115819), (253, 84232), (506, 42116), (1012, 21058), (2024, 10529)]