12421269

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1191

約数の個数: 40

約数和(自身を含む): 22341440

約数和(自身を除く): 9920171

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1153, 1197, 1539, 3459, 3591, 8071, 10377, 10773, 21907, 24213, 31131, 65721, 72639, 93393, 153349, 197163, 217917, 460047, 591489, 653751, 1380141, 1774467, 4140423, 12421269]

約数ペア:

[(1, 12421269), (3, 4140423), (7, 1774467), (9, 1380141), (19, 653751), (21, 591489), (27, 460047), (57, 217917), (63, 197163), (81, 153349), (133, 93393), (171, 72639), (189, 65721), (399, 31131), (513, 24213), (567, 21907), (1153, 10773), (1197, 10377), (1539, 8071), (3459, 3591)]