2021262009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 3136573440

約数和(自身を除く): 1115311431

約数列:

[1, 3, 13, 19, 39, 57, 71, 103, 213, 247, 309, 373, 741, 923, 1119, 1339, 1349, 1957, 2769, 4017, 4047, 4849, 5871, 7087, 7313, 14547, 17537, 21261, 21939, 25441, 26483, 38419, 52611, 76323, 79449, 92131, 95069, 115257, 138947, 276393, 285207, 344279, 416841, 499447, 503177, 729961, 1032837, 1498341, 1509531, 1806311, 2189883, 2727749, 5418933, 6541301, 8183247, 9489493, 19623903, 28468479, 35460737, 51827231, 106382211, 155481693, 673754003, 2021262009]

約数ペア:

[(1, 2021262009), (3, 673754003), (13, 155481693), (19, 106382211), (39, 51827231), (57, 35460737), (71, 28468479), (103, 19623903), (213, 9489493), (247, 8183247), (309, 6541301), (373, 5418933), (741, 2727749), (923, 2189883), (1119, 1806311), (1339, 1509531), (1349, 1498341), (1957, 1032837), (2769, 729961), (4017, 503177), (4047, 499447), (4849, 416841), (5871, 344279), (7087, 285207), (7313, 276393), (14547, 138947), (17537, 115257), (21261, 95069), (21939, 92131), (25441, 79449), (26483, 76323), (38419, 52611)]