12867921

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6841}}^1$

素因数の和:6877

約数の個数: 24

約数和(自身を含む): 21347040

約数和(自身を除く): 8479119

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 6841, 20523, 61569, 75251, 129979, 225753, 389937, 677259, 1169811, 1429769, 4289307, 12867921]

約数ペア:

[(1, 12867921), (3, 4289307), (9, 1429769), (11, 1169811), (19, 677259), (33, 389937), (57, 225753), (99, 129979), (171, 75251), (209, 61569), (627, 20523), (1881, 6841)]