21197572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1667}}^1$

素因数の和:1716

約数の個数: 36

約数和(自身を含む): 43014384

約数和(自身を除く): 21816812

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 289, 374, 578, 748, 1156, 1667, 3179, 3334, 6358, 6668, 12716, 18337, 28339, 36674, 56678, 73348, 113356, 311729, 481763, 623458, 963526, 1246916, 1927052, 5299393, 10598786, 21197572]

約数ペア:

[(1, 21197572), (2, 10598786), (4, 5299393), (11, 1927052), (17, 1246916), (22, 963526), (34, 623458), (44, 481763), (68, 311729), (187, 113356), (289, 73348), (374, 56678), (578, 36674), (748, 28339), (1156, 18337), (1667, 12716), (3179, 6668), (3334, 6358)]