2958921

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 4964544

約数和(自身を除く): 2005623

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 701, 1407, 2103, 4221, 4907, 6309, 14721, 44163, 46967, 140901, 328769, 422703, 986307, 2958921]

約数ペア:

[(1, 2958921), (3, 986307), (7, 422703), (9, 328769), (21, 140901), (63, 46967), (67, 44163), (201, 14721), (469, 6309), (603, 4907), (701, 4221), (1407, 2103)]