21196600

素因数分解:

$2^3\times 5^2\times {\mathrm{105983}}^1$

素因数の和:105999

約数の個数: 24

約数和(自身を含む): 49282560

約数和(自身を除く): 28085960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 105983, 211966, 423932, 529915, 847864, 1059830, 2119660, 2649575, 4239320, 5299150, 10598300, 21196600]

約数ペア:

[(1, 21196600), (2, 10598300), (4, 5299150), (5, 4239320), (8, 2649575), (10, 2119660), (20, 1059830), (25, 847864), (40, 529915), (50, 423932), (100, 211966), (200, 105983)]