22890987

素因数分解:

$3^2\times 7^2\times {\mathrm{51907}}^1$

素因数の和:51927

約数の個数: 18

約数和(自身を含む): 38463828

約数和(自身を除く): 15572841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 51907, 155721, 363349, 467163, 1090047, 2543443, 3270141, 7630329, 22890987]

約数ペア:

[(1, 22890987), (3, 7630329), (7, 3270141), (9, 2543443), (21, 1090047), (49, 467163), (63, 363349), (147, 155721), (441, 51907)]