21309666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1621}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 48893568

約数和(自身を除く): 27583902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1621, 1878, 2191, 3242, 4382, 4863, 6573, 9726, 11347, 13146, 22694, 34041, 68082, 507373, 1014746, 1522119, 3044238, 3551611, 7103222, 10654833, 21309666]

約数ペア:

[(1, 21309666), (2, 10654833), (3, 7103222), (6, 3551611), (7, 3044238), (14, 1522119), (21, 1014746), (42, 507373), (313, 68082), (626, 34041), (939, 22694), (1621, 13146), (1878, 11347), (2191, 9726), (3242, 6573), (4382, 4863)]