2165436

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 6747104

約数和(自身を除く): 4581668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 661, 819, 1092, 1322, 1638, 1983, 2644, 3276, 3966, 4627, 5949, 7932, 8593, 9254, 11898, 13881, 17186, 18508, 23796, 25779, 27762, 34372, 41643, 51558, 55524, 60151, 77337, 83286, 103116, 120302, 154674, 166572, 180453, 240604, 309348, 360906, 541359, 721812, 1082718, 2165436]

約数ペア:

[(1, 2165436), (2, 1082718), (3, 721812), (4, 541359), (6, 360906), (7, 309348), (9, 240604), (12, 180453), (13, 166572), (14, 154674), (18, 120302), (21, 103116), (26, 83286), (28, 77337), (36, 60151), (39, 55524), (42, 51558), (52, 41643), (63, 34372), (78, 27762), (84, 25779), (91, 23796), (117, 18508), (126, 17186), (156, 13881), (182, 11898), (234, 9254), (252, 8593), (273, 7932), (364, 5949), (468, 4627), (546, 3966), (661, 3276), (819, 2644), (1092, 1983), (1322, 1638)]