2021055543

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1277}}^1$

素因数の和:1475

約数の個数: 56

約数和(自身を含む): 3285400608

約数和(自身を除く): 1264345065

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 167, 243, 351, 501, 729, 1053, 1277, 1503, 2171, 3159, 3831, 4509, 6513, 9477, 11493, 13527, 16601, 19539, 34479, 40581, 49803, 58617, 103437, 121743, 149409, 175851, 213259, 310311, 448227, 527553, 639777, 930933, 1344681, 1582659, 1919331, 2772367, 4034043, 5757993, 8317101, 12102129, 17273979, 24951303, 51821937, 74853909, 155465811, 224561727, 673685181, 2021055543]

約数ペア:

[(1, 2021055543), (3, 673685181), (9, 224561727), (13, 155465811), (27, 74853909), (39, 51821937), (81, 24951303), (117, 17273979), (167, 12102129), (243, 8317101), (351, 5757993), (501, 4034043), (729, 2772367), (1053, 1919331), (1277, 1582659), (1503, 1344681), (2171, 930933), (3159, 639777), (3831, 527553), (4509, 448227), (6513, 310311), (9477, 213259), (11493, 175851), (13527, 149409), (16601, 121743), (19539, 103437), (34479, 58617), (40581, 49803)]