20210796

素因数分解:

$2^2\times 3^6\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:290

約数の個数: 84

約数和(自身を含む): 55087200

約数和(自身を除く): 34876404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 239, 243, 261, 324, 348, 478, 486, 522, 717, 729, 783, 956, 972, 1044, 1434, 1458, 1566, 2151, 2349, 2868, 2916, 3132, 4302, 4698, 6453, 6931, 7047, 8604, 9396, 12906, 13862, 14094, 19359, 20793, 21141, 25812, 27724, 28188, 38718, 41586, 42282, 58077, 62379, 77436, 83172, 84564, 116154, 124758, 174231, 187137, 232308, 249516, 348462, 374274, 561411, 696924, 748548, 1122822, 1684233, 2245644, 3368466, 5052699, 6736932, 10105398, 20210796]

約数ペア:

[(1, 20210796), (2, 10105398), (3, 6736932), (4, 5052699), (6, 3368466), (9, 2245644), (12, 1684233), (18, 1122822), (27, 748548), (29, 696924), (36, 561411), (54, 374274), (58, 348462), (81, 249516), (87, 232308), (108, 187137), (116, 174231), (162, 124758), (174, 116154), (239, 84564), (243, 83172), (261, 77436), (324, 62379), (348, 58077), (478, 42282), (486, 41586), (522, 38718), (717, 28188), (729, 27724), (783, 25812), (956, 21141), (972, 20793), (1044, 19359), (1434, 14094), (1458, 13862), (1566, 12906), (2151, 9396), (2349, 8604), (2868, 7047), (2916, 6931), (3132, 6453), (4302, 4698)]