21024989492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9402947}}^1$

素因数の和:9403007

約数の個数: 24

約数和(自身を含む): 40545511776

約数和(自身を除く): 19520522284

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9402947, 18805894, 37611788, 122238311, 244476622, 404326721, 488953244, 808653442, 1617306884, 5256247373, 10512494746, 21024989492]

約数ペア:

[(1, 21024989492), (2, 10512494746), (4, 5256247373), (13, 1617306884), (26, 808653442), (43, 488953244), (52, 404326721), (86, 244476622), (172, 122238311), (559, 37611788), (1118, 18805894), (2236, 9402947)]