21498354

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{16361}}^1$

素因数の和:16442

約数の個数: 24

約数和(自身を含む): 47220732

約数和(自身を除く): 25722378

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 16361, 32722, 49083, 98166, 147249, 294498, 1194353, 2388706, 3583059, 7166118, 10749177, 21498354]

約数ペア:

[(1, 21498354), (2, 10749177), (3, 7166118), (6, 3583059), (9, 2388706), (18, 1194353), (73, 294498), (146, 147249), (219, 98166), (438, 49083), (657, 32722), (1314, 16361)]