21471400

素因数分解:

$2^3\times 5^2\times {\mathrm{107357}}^1$

素因数の和:107373

約数の個数: 24

約数和(自身を含む): 49921470

約数和(自身を除く): 28450070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 107357, 214714, 429428, 536785, 858856, 1073570, 2147140, 2683925, 4294280, 5367850, 10735700, 21471400]

約数ペア:

[(1, 21471400), (2, 10735700), (4, 5367850), (5, 4294280), (8, 2683925), (10, 2147140), (20, 1073570), (25, 858856), (40, 536785), (50, 429428), (100, 214714), (200, 107357)]