21085388612

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{3121}}^1\times {\mathrm{28627}}^1$

素因数の和:31811

約数の個数: 24

約数和(自身を含む): 37538178720

約数和(自身を除く): 16452790108

約数列:

[1, 2, 4, 59, 118, 236, 3121, 6242, 12484, 28627, 57254, 114508, 184139, 368278, 736556, 1688993, 3377986, 6755972, 89344867, 178689734, 357379468, 5271347153, 10542694306, 21085388612]

約数ペア:

[(1, 21085388612), (2, 10542694306), (4, 5271347153), (59, 357379468), (118, 178689734), (236, 89344867), (3121, 6755972), (6242, 3377986), (12484, 1688993), (28627, 736556), (57254, 368278), (114508, 184139)]