21702659

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2699}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 3958141

約数列:

[1, 11, 17, 43, 187, 473, 731, 2699, 8041, 29689, 45883, 116057, 504713, 1276627, 1972969, 21702659]

約数ペア:

[(1, 21702659), (11, 1972969), (17, 1276627), (43, 504713), (187, 116057), (473, 45883), (731, 29689), (2699, 8041)]