21263313687

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{118163}}^1$

素因数の和:118244

約数の個数: 64

約数和(自身を含む): 38114979840

約数和(自身を除く): 16851666153

約数列:

[1, 3, 7, 11, 19, 21, 33, 41, 57, 77, 123, 133, 209, 231, 287, 399, 451, 627, 779, 861, 1353, 1463, 2337, 3157, 4389, 5453, 8569, 9471, 16359, 25707, 59983, 118163, 179949, 354489, 827141, 1299793, 2245097, 2481423, 3899379, 4844683, 6735291, 9098551, 14534049, 15715679, 24696067, 27295653, 33912781, 47147037, 53291513, 74088201, 92048977, 101738343, 159874539, 172872469, 276146931, 373040591, 518617407, 644342839, 1012538747, 1119121773, 1933028517, 3037616241, 7087771229, 21263313687]

約数ペア:

[(1, 21263313687), (3, 7087771229), (7, 3037616241), (11, 1933028517), (19, 1119121773), (21, 1012538747), (33, 644342839), (41, 518617407), (57, 373040591), (77, 276146931), (123, 172872469), (133, 159874539), (209, 101738343), (231, 92048977), (287, 74088201), (399, 53291513), (451, 47147037), (627, 33912781), (779, 27295653), (861, 24696067), (1353, 15715679), (1463, 14534049), (2337, 9098551), (3157, 6735291), (4389, 4844683), (5453, 3899379), (8569, 2481423), (9471, 2245097), (16359, 1299793), (25707, 827141), (59983, 354489), (118163, 179949)]