21082754

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8053}}^1$

素因数の和:8090

約数の個数: 32

約数和(自身を含む): 41751936

約数和(自身を除く): 20669182

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 8053, 16106, 56371, 88583, 112742, 136901, 177166, 273802, 620081, 958307, 1240162, 1505911, 1916614, 3011822, 10541377, 21082754]

約数ペア:

[(1, 21082754), (2, 10541377), (7, 3011822), (11, 1916614), (14, 1505911), (17, 1240162), (22, 958307), (34, 620081), (77, 273802), (119, 177166), (154, 136901), (187, 112742), (238, 88583), (374, 56371), (1309, 16106), (2618, 8053)]