21844298

素因数分解:

$2^1\times 7^4\times {\mathrm{4549}}^1$

素因数の和:4579

約数の個数: 20

約数和(自身を含む): 38233650

約数和(自身を除く): 16389352

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4549, 4802, 9098, 31843, 63686, 222901, 445802, 1560307, 3120614, 10922149, 21844298]

約数ペア:

[(1, 21844298), (2, 10922149), (7, 3120614), (14, 1560307), (49, 445802), (98, 222901), (343, 63686), (686, 31843), (2401, 9098), (4549, 4802)]