21095514897

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1\times {\mathrm{174457}}^1$

素因数の和:176848

約数の個数: 16

約数和(自身を含む): 29794635072

約数和(自身を除く): 8699120175

約数列:

[1, 3, 17, 51, 2371, 7113, 40307, 120921, 174457, 523371, 2965769, 8897307, 413637547, 1240912641, 7031838299, 21095514897]

約数ペア:

[(1, 21095514897), (3, 7031838299), (17, 1240912641), (51, 413637547), (2371, 8897307), (7113, 2965769), (40307, 523371), (120921, 174457)]