12156921

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11351}}^1$

素因数の和:11381

約数の個数: 24

約数和(自身を含む): 21250944

約数和(自身を除く): 9094023

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 11351, 34053, 79457, 102159, 192967, 238371, 578901, 715113, 1350769, 1736703, 4052307, 12156921]

約数ペア:

[(1, 12156921), (3, 4052307), (7, 1736703), (9, 1350769), (17, 715113), (21, 578901), (51, 238371), (63, 192967), (119, 102159), (153, 79457), (357, 34053), (1071, 11351)]