29211921

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{8387}}^1$

素因数の和:8442

約数の個数: 20

約数和(自身を含む): 44657712

約数和(自身を除く): 15445791

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 8387, 25161, 75483, 226449, 360641, 679347, 1081923, 3245769, 9737307, 29211921]

約数ペア:

[(1, 29211921), (3, 9737307), (9, 3245769), (27, 1081923), (43, 679347), (81, 360641), (129, 226449), (387, 75483), (1161, 25161), (3483, 8387)]