821142

素因数分解:

$2^1\times 3^2\times 7^4\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 60

約数和(自身を含む): 2184780

約数和(自身を除く): 1363638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 343, 399, 441, 686, 798, 882, 931, 1029, 1197, 1862, 2058, 2394, 2401, 2793, 3087, 4802, 5586, 6174, 6517, 7203, 8379, 13034, 14406, 16758, 19551, 21609, 39102, 43218, 45619, 58653, 91238, 117306, 136857, 273714, 410571, 821142]

約数ペア:

[(1, 821142), (2, 410571), (3, 273714), (6, 136857), (7, 117306), (9, 91238), (14, 58653), (18, 45619), (19, 43218), (21, 39102), (38, 21609), (42, 19551), (49, 16758), (57, 14406), (63, 13034), (98, 8379), (114, 7203), (126, 6517), (133, 6174), (147, 5586), (171, 4802), (266, 3087), (294, 2793), (342, 2401), (343, 2394), (399, 2058), (441, 1862), (686, 1197), (798, 1029), (882, 931)]