21559248

素因数分解:

$2^4\times 3^2\times {\mathrm{149717}}^1$

素因数の和:149731

約数の個数: 30

約数和(自身を含む): 60336354

約数和(自身を除く): 38777106

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149717, 299434, 449151, 598868, 898302, 1197736, 1347453, 1796604, 2395472, 2694906, 3593208, 5389812, 7186416, 10779624, 21559248]

約数ペア:

[(1, 21559248), (2, 10779624), (3, 7186416), (4, 5389812), (6, 3593208), (8, 2694906), (9, 2395472), (12, 1796604), (16, 1347453), (18, 1197736), (24, 898302), (36, 598868), (48, 449151), (72, 299434), (144, 149717)]