21720062

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 18728962

約数列:

[1, 2, 7, 13, 14, 26, 91, 131, 182, 262, 911, 917, 1703, 1822, 1834, 3406, 6377, 11843, 11921, 12754, 23686, 23842, 82901, 119341, 165802, 238682, 835387, 1551433, 1670774, 3102866, 10860031, 21720062]

約数ペア:

[(1, 21720062), (2, 10860031), (7, 3102866), (13, 1670774), (14, 1551433), (26, 835387), (91, 238682), (131, 165802), (182, 119341), (262, 82901), (911, 23842), (917, 23686), (1703, 12754), (1822, 11921), (1834, 11843), (3406, 6377)]