211842

素因数分解:

$2^1\times 3^3\times {\mathrm{3923}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 470880

約数和(自身を除く): 259038

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 3923, 7846, 11769, 23538, 35307, 70614, 105921, 211842]

約数ペア:

[(1, 211842), (2, 105921), (3, 70614), (6, 35307), (9, 23538), (18, 11769), (27, 7846), (54, 3923)]