21394872

素因数分解:

$2^3\times 3^2\times {\mathrm{297151}}^1$

素因数の和:297163

約数の個数: 24

約数和(自身を含む): 57944640

約数和(自身を除く): 36549768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 297151, 594302, 891453, 1188604, 1782906, 2377208, 2674359, 3565812, 5348718, 7131624, 10697436, 21394872]

約数ペア:

[(1, 21394872), (2, 10697436), (3, 7131624), (4, 5348718), (6, 3565812), (8, 2674359), (9, 2377208), (12, 1782906), (18, 1188604), (24, 891453), (36, 594302), (72, 297151)]