20214458397

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{3169}}^1$

素因数の和:3347

約数の個数: 72

約数和(自身を含む): 35625220800

約数和(自身を除く): 15410762403

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 133, 171, 219, 399, 511, 657, 1197, 1387, 1533, 3169, 4161, 4599, 5329, 9507, 9709, 12483, 15987, 22183, 28521, 29127, 37303, 47961, 60211, 66549, 87381, 101251, 111909, 180633, 199647, 231337, 303753, 335727, 421477, 541899, 694011, 708757, 911259, 1264431, 1619359, 2082033, 2126271, 3793293, 4395403, 4858077, 6378813, 13186209, 14574231, 16887601, 30767821, 39558627, 50662803, 92303463, 118213207, 151988409, 276910389, 320864419, 354639621, 962593257, 1063918863, 2246050933, 2887779771, 6738152799, 20214458397]

約数ペア:

[(1, 20214458397), (3, 6738152799), (7, 2887779771), (9, 2246050933), (19, 1063918863), (21, 962593257), (57, 354639621), (63, 320864419), (73, 276910389), (133, 151988409), (171, 118213207), (219, 92303463), (399, 50662803), (511, 39558627), (657, 30767821), (1197, 16887601), (1387, 14574231), (1533, 13186209), (3169, 6378813), (4161, 4858077), (4599, 4395403), (5329, 3793293), (9507, 2126271), (9709, 2082033), (12483, 1619359), (15987, 1264431), (22183, 911259), (28521, 708757), (29127, 694011), (37303, 541899), (47961, 421477), (60211, 335727), (66549, 303753), (87381, 231337), (101251, 199647), (111909, 180633)]