21056114976

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16871887}}^1$

素因数の和:16871913

約数の個数: 48

約数和(自身を含む): 59524020864

約数和(自身を除く): 38467905888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16871887, 33743774, 50615661, 67487548, 101231322, 134975096, 202462644, 219334531, 269950192, 404925288, 438669062, 539900384, 658003593, 809850576, 877338124, 1316007186, 1619701152, 1754676248, 2632014372, 3509352496, 5264028744, 7018704992, 10528057488, 21056114976]

約数ペア:

[(1, 21056114976), (2, 10528057488), (3, 7018704992), (4, 5264028744), (6, 3509352496), (8, 2632014372), (12, 1754676248), (13, 1619701152), (16, 1316007186), (24, 877338124), (26, 809850576), (32, 658003593), (39, 539900384), (48, 438669062), (52, 404925288), (78, 269950192), (96, 219334531), (104, 202462644), (156, 134975096), (208, 101231322), (312, 67487548), (416, 50615661), (624, 33743774), (1248, 16871887)]