21914950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{10193}}^1$

素因数の和:10248

約数の個数: 24

約数和(自身を含む): 41713848

約数和(自身を除く): 19798898

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 10193, 20386, 50965, 101930, 254825, 438299, 509650, 876598, 2191495, 4382990, 10957475, 21914950]

約数ペア:

[(1, 21914950), (2, 10957475), (5, 4382990), (10, 2191495), (25, 876598), (43, 509650), (50, 438299), (86, 254825), (215, 101930), (430, 50965), (1075, 20386), (2150, 10193)]