21024198

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 80

約数和(自身を含む): 51836400

約数和(自身を除く): 30812202

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 67, 78, 81, 117, 134, 149, 162, 201, 234, 298, 351, 402, 447, 603, 702, 871, 894, 1053, 1206, 1341, 1742, 1809, 1937, 2106, 2613, 2682, 3618, 3874, 4023, 5226, 5427, 5811, 7839, 8046, 9983, 10854, 11622, 12069, 15678, 17433, 19966, 23517, 24138, 29949, 34866, 47034, 52299, 59898, 70551, 89847, 104598, 129779, 141102, 156897, 179694, 259558, 269541, 313794, 389337, 539082, 778674, 808623, 1168011, 1617246, 2336022, 3504033, 7008066, 10512099, 21024198]

約数ペア:

[(1, 21024198), (2, 10512099), (3, 7008066), (6, 3504033), (9, 2336022), (13, 1617246), (18, 1168011), (26, 808623), (27, 778674), (39, 539082), (54, 389337), (67, 313794), (78, 269541), (81, 259558), (117, 179694), (134, 156897), (149, 141102), (162, 129779), (201, 104598), (234, 89847), (298, 70551), (351, 59898), (402, 52299), (447, 47034), (603, 34866), (702, 29949), (871, 24138), (894, 23517), (1053, 19966), (1206, 17433), (1341, 15678), (1742, 12069), (1809, 11622), (1937, 10854), (2106, 9983), (2613, 8046), (2682, 7839), (3618, 5811), (3874, 5427), (4023, 5226)]