21296472

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10691}}^1$

素因数の和:10783

約数の個数: 32

約数和(自身を含む): 53887680

約数和(自身を除く): 32591208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10691, 21382, 32073, 42764, 64146, 85528, 128292, 256584, 887353, 1774706, 2662059, 3549412, 5324118, 7098824, 10648236, 21296472]

約数ペア:

[(1, 21296472), (2, 10648236), (3, 7098824), (4, 5324118), (6, 3549412), (8, 2662059), (12, 1774706), (24, 887353), (83, 256584), (166, 128292), (249, 85528), (332, 64146), (498, 42764), (664, 32073), (996, 21382), (1992, 10691)]