21886900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31267}}^1$

素因数の和:31288

約数の個数: 36

約数和(自身を含む): 54281248

約数和(自身を除く): 32394348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 31267, 62534, 125068, 156335, 218869, 312670, 437738, 625340, 781675, 875476, 1094345, 1563350, 2188690, 3126700, 4377380, 5471725, 10943450, 21886900]

約数ペア:

[(1, 21886900), (2, 10943450), (4, 5471725), (5, 4377380), (7, 3126700), (10, 2188690), (14, 1563350), (20, 1094345), (25, 875476), (28, 781675), (35, 625340), (50, 437738), (70, 312670), (100, 218869), (140, 156335), (175, 125068), (350, 62534), (700, 31267)]