42103071

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{7321}}^1$

素因数の和:7404

約数の個数: 20

約数和(自身を含む): 63789264

約数和(自身を除く): 21686193

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 7321, 21963, 65889, 197667, 519791, 593001, 1559373, 4678119, 14034357, 42103071]

約数ペア:

[(1, 42103071), (3, 14034357), (9, 4678119), (27, 1559373), (71, 593001), (81, 519791), (213, 197667), (639, 65889), (1917, 21963), (5751, 7321)]