21114800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7541}}^1$

素因数の和:7566

約数の個数: 60

約数和(自身を含む): 57982896

約数和(自身を除く): 36868096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7541, 15082, 30164, 37705, 52787, 60328, 75410, 105574, 120656, 150820, 188525, 211148, 263935, 301640, 377050, 422296, 527870, 603280, 754100, 844592, 1055740, 1319675, 1508200, 2111480, 2639350, 3016400, 4222960, 5278700, 10557400, 21114800]

約数ペア:

[(1, 21114800), (2, 10557400), (4, 5278700), (5, 4222960), (7, 3016400), (8, 2639350), (10, 2111480), (14, 1508200), (16, 1319675), (20, 1055740), (25, 844592), (28, 754100), (35, 603280), (40, 527870), (50, 422296), (56, 377050), (70, 301640), (80, 263935), (100, 211148), (112, 188525), (140, 150820), (175, 120656), (200, 105574), (280, 75410), (350, 60328), (400, 52787), (560, 37705), (700, 30164), (1400, 15082), (2800, 7541)]