21778512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64817}}^1$

素因数の和:64835

約数の個数: 40

約数和(自身を含む): 64299456

約数和(自身を除く): 42520944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64817, 129634, 194451, 259268, 388902, 453719, 518536, 777804, 907438, 1037072, 1361157, 1555608, 1814876, 2722314, 3111216, 3629752, 5444628, 7259504, 10889256, 21778512]

約数ペア:

[(1, 21778512), (2, 10889256), (3, 7259504), (4, 5444628), (6, 3629752), (7, 3111216), (8, 2722314), (12, 1814876), (14, 1555608), (16, 1361157), (21, 1037072), (24, 907438), (28, 777804), (42, 518536), (48, 453719), (56, 388902), (84, 259268), (112, 194451), (168, 129634), (336, 64817)]