2542197

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7121}}^1$

素因数の和:7148

約数の個数: 16

約数和(自身を含む): 4102272

約数和(自身を除く): 1560075

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 7121, 21363, 49847, 121057, 149541, 363171, 847399, 2542197]

約数ペア:

[(1, 2542197), (3, 847399), (7, 363171), (17, 149541), (21, 121057), (51, 49847), (119, 21363), (357, 7121)]