21560165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23059}}^1$

素因数の和:23092

約数の個数: 16

約数和(自身を含む): 29885760

約数和(自身を除く): 8325595

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 23059, 115295, 253649, 392003, 1268245, 1960015, 4312033, 21560165]

約数ペア:

[(1, 21560165), (5, 4312033), (11, 1960015), (17, 1268245), (55, 392003), (85, 253649), (187, 115295), (935, 23059)]