21060379732

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{761}}^1\times {\mathrm{877}}^1$

素因数の和:1686

約数の個数: 96

約数和(自身を含む): 44959219200

約数和(自身を除く): 23898839468

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 761, 877, 1127, 1372, 1522, 1754, 2254, 3044, 3508, 4508, 5327, 6139, 7889, 10654, 12278, 15778, 17503, 20171, 21308, 24556, 31556, 35006, 37289, 40342, 42973, 70012, 74578, 80684, 85946, 122521, 141197, 149156, 171892, 245042, 261023, 282394, 300811, 490084, 522046, 564788, 601622, 667397, 857647, 988379, 1044092, 1203244, 1334794, 1715294, 1976758, 2669588, 3430588, 3953516, 4671779, 6003529, 6918653, 9343558, 12007058, 13837306, 15350131, 18687116, 24014116, 27674612, 30700262, 32702453, 61400524, 65404906, 107450917, 130809812, 214901834, 228917171, 429803668, 457834342, 752156419, 915668684, 1504312838, 3008625676, 5265094933, 10530189866, 21060379732]

約数ペア:

[(1, 21060379732), (2, 10530189866), (4, 5265094933), (7, 3008625676), (14, 1504312838), (23, 915668684), (28, 752156419), (46, 457834342), (49, 429803668), (92, 228917171), (98, 214901834), (161, 130809812), (196, 107450917), (322, 65404906), (343, 61400524), (644, 32702453), (686, 30700262), (761, 27674612), (877, 24014116), (1127, 18687116), (1372, 15350131), (1522, 13837306), (1754, 12007058), (2254, 9343558), (3044, 6918653), (3508, 6003529), (4508, 4671779), (5327, 3953516), (6139, 3430588), (7889, 2669588), (10654, 1976758), (12278, 1715294), (15778, 1334794), (17503, 1203244), (20171, 1044092), (21308, 988379), (24556, 857647), (31556, 667397), (35006, 601622), (37289, 564788), (40342, 522046), (42973, 490084), (70012, 300811), (74578, 282394), (80684, 261023), (85946, 245042), (122521, 171892), (141197, 149156)]