21379995504

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21210313}}^1$

素因数の和:21210334

約数の個数: 60

約数和(自身を含む): 68382052336

約数和(自身を除く): 47002056832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21210313, 42420626, 63630939, 84841252, 127261878, 148472191, 169682504, 190892817, 254523756, 296944382, 339365008, 381785634, 445416573, 509047512, 593888764, 763571268, 890833146, 1018095024, 1187777528, 1336249719, 1527142536, 1781666292, 2375555056, 2672499438, 3054285072, 3563332584, 5344998876, 7126665168, 10689997752, 21379995504]

約数ペア:

[(1, 21379995504), (2, 10689997752), (3, 7126665168), (4, 5344998876), (6, 3563332584), (7, 3054285072), (8, 2672499438), (9, 2375555056), (12, 1781666292), (14, 1527142536), (16, 1336249719), (18, 1187777528), (21, 1018095024), (24, 890833146), (28, 763571268), (36, 593888764), (42, 509047512), (48, 445416573), (56, 381785634), (63, 339365008), (72, 296944382), (84, 254523756), (112, 190892817), (126, 169682504), (144, 148472191), (168, 127261878), (252, 84841252), (336, 63630939), (504, 42420626), (1008, 21210313)]