2021121284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{5449}}^1$

素因数の和:6492

約数の個数: 48

約数和(自身を含む): 4358256000

約数和(自身を除く): 2337134716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1019, 2038, 4076, 5449, 7133, 10898, 13247, 14266, 21796, 26494, 28532, 38143, 52988, 70837, 76286, 92729, 141674, 152572, 185458, 283348, 370916, 495859, 991718, 1983436, 5552531, 11105062, 22210124, 38867717, 72182903, 77735434, 144365806, 155470868, 288731612, 505280321, 1010560642, 2021121284]

約数ペア:

[(1, 2021121284), (2, 1010560642), (4, 505280321), (7, 288731612), (13, 155470868), (14, 144365806), (26, 77735434), (28, 72182903), (52, 38867717), (91, 22210124), (182, 11105062), (364, 5552531), (1019, 1983436), (2038, 991718), (4076, 495859), (5449, 370916), (7133, 283348), (10898, 185458), (13247, 152572), (14266, 141674), (21796, 92729), (26494, 76286), (28532, 70837), (38143, 52988)]