21665605892

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{510067}}^1$

素因数の和:510156

約数の個数: 48

約数和(自身を含む): 45587837568

約数和(自身を除く): 23922231676

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 74, 82, 148, 164, 259, 287, 518, 574, 1036, 1148, 1517, 3034, 6068, 10619, 21238, 42476, 510067, 1020134, 2040268, 3570469, 7140938, 14281876, 18872479, 20912747, 37744958, 41825494, 75489916, 83650988, 132107353, 146389229, 264214706, 292778458, 528429412, 585556916, 773771639, 1547543278, 3095086556, 5416401473, 10832802946, 21665605892]

約数ペア:

[(1, 21665605892), (2, 10832802946), (4, 5416401473), (7, 3095086556), (14, 1547543278), (28, 773771639), (37, 585556916), (41, 528429412), (74, 292778458), (82, 264214706), (148, 146389229), (164, 132107353), (259, 83650988), (287, 75489916), (518, 41825494), (574, 37744958), (1036, 20912747), (1148, 18872479), (1517, 14281876), (3034, 7140938), (6068, 3570469), (10619, 2040268), (21238, 1020134), (42476, 510067)]