6721953

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 11427840

約数和(自身を除く): 4705887

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 991, 2261, 2973, 6783, 6937, 16847, 18829, 20811, 50541, 56487, 117929, 131803, 320093, 353787, 395409, 960279, 2240651, 6721953]

約数ペア:

[(1, 6721953), (3, 2240651), (7, 960279), (17, 395409), (19, 353787), (21, 320093), (51, 131803), (57, 117929), (119, 56487), (133, 50541), (323, 20811), (357, 18829), (399, 16847), (969, 6937), (991, 6783), (2261, 2973)]