9921177

素因数分解:

$3^3\times 7^2\times {\mathrm{7499}}^1$

素因数の和:7522

約数の個数: 24

約数和(自身を含む): 17100000

約数和(自身を除く): 7178823

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 7499, 22497, 52493, 67491, 157479, 202473, 367451, 472437, 1102353, 1417311, 3307059, 9921177]

約数ペア:

[(1, 9921177), (3, 3307059), (7, 1417311), (9, 1102353), (21, 472437), (27, 367451), (49, 202473), (63, 157479), (147, 67491), (189, 52493), (441, 22497), (1323, 7499)]