21209796

素因数分解:

$2^2\times 3^3\times {\mathrm{196387}}^1$

素因数の和:196400

約数の個数: 24

約数和(自身を含む): 54988640

約数和(自身を除く): 33778844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 196387, 392774, 589161, 785548, 1178322, 1767483, 2356644, 3534966, 5302449, 7069932, 10604898, 21209796]

約数ペア:

[(1, 21209796), (2, 10604898), (3, 7069932), (4, 5302449), (6, 3534966), (9, 2356644), (12, 1767483), (18, 1178322), (27, 785548), (36, 589161), (54, 392774), (108, 196387)]