8901921

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3889}}^1$

素因数の和:4008

約数の個数: 16

約数和(自身を含む): 13692800

約数和(自身を除く): 4790879

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 3889, 11667, 27223, 81669, 423901, 1271703, 2967307, 8901921]

約数ペア:

[(1, 8901921), (3, 2967307), (7, 1271703), (21, 423901), (109, 81669), (327, 27223), (763, 11667), (2289, 3889)]