21614411

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{449}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 27871200

約数和(自身を除く): 6256789

約数列:

[1, 7, 13, 23, 91, 161, 299, 449, 529, 2093, 3143, 3703, 5837, 6877, 10327, 40859, 48139, 72289, 134251, 237521, 939757, 1662647, 3087773, 21614411]

約数ペア:

[(1, 21614411), (7, 3087773), (13, 1662647), (23, 939757), (91, 237521), (161, 134251), (299, 72289), (449, 48139), (529, 40859), (2093, 10327), (3143, 6877), (3703, 5837)]