21188076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19403}}^1$

素因数の和:19430

約数の個数: 48

約数和(自身を含む): 60850944

約数和(自身を除く): 39662868

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 19403, 38806, 58209, 77612, 116418, 135821, 232836, 252239, 271642, 407463, 504478, 543284, 756717, 814926, 1008956, 1513434, 1629852, 1765673, 3026868, 3531346, 5297019, 7062692, 10594038, 21188076]

約数ペア:

[(1, 21188076), (2, 10594038), (3, 7062692), (4, 5297019), (6, 3531346), (7, 3026868), (12, 1765673), (13, 1629852), (14, 1513434), (21, 1008956), (26, 814926), (28, 756717), (39, 543284), (42, 504478), (52, 407463), (78, 271642), (84, 252239), (91, 232836), (156, 135821), (182, 116418), (273, 77612), (364, 58209), (546, 38806), (1092, 19403)]