21197237208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{169817}}^1$

素因数の和:170576

約数の個数: 64

約数和(自身を含む): 60645404160

約数和(自身を除く): 39448166952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 743, 1486, 2229, 2972, 4458, 5201, 5944, 8916, 10402, 15603, 17832, 20804, 31206, 41608, 62412, 124824, 169817, 339634, 509451, 679268, 1018902, 1188719, 1358536, 2037804, 2377438, 3566157, 4075608, 4754876, 7132314, 9509752, 14264628, 28529256, 126174031, 252348062, 378522093, 504696124, 757044186, 883218217, 1009392248, 1514088372, 1766436434, 2649654651, 3028176744, 3532872868, 5299309302, 7065745736, 10598618604, 21197237208]

約数ペア:

[(1, 21197237208), (2, 10598618604), (3, 7065745736), (4, 5299309302), (6, 3532872868), (7, 3028176744), (8, 2649654651), (12, 1766436434), (14, 1514088372), (21, 1009392248), (24, 883218217), (28, 757044186), (42, 504696124), (56, 378522093), (84, 252348062), (168, 126174031), (743, 28529256), (1486, 14264628), (2229, 9509752), (2972, 7132314), (4458, 4754876), (5201, 4075608), (5944, 3566157), (8916, 2377438), (10402, 2037804), (15603, 1358536), (17832, 1188719), (20804, 1018902), (31206, 679268), (41608, 509451), (62412, 339634), (124824, 169817)]