21806064

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{7211}}^1$

素因数の和:7235

約数の個数: 80

約数和(自身を含む): 71543040

約数和(自身を除く): 49736976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 7211, 14422, 21633, 28844, 43266, 50477, 57688, 64899, 86532, 100954, 115376, 129798, 151431, 173064, 194697, 201908, 259596, 302862, 346128, 389394, 403816, 454293, 519192, 605724, 778788, 807632, 908586, 1038384, 1211448, 1362879, 1557576, 1817172, 2422896, 2725758, 3115152, 3634344, 5451516, 7268688, 10903032, 21806064]

約数ペア:

[(1, 21806064), (2, 10903032), (3, 7268688), (4, 5451516), (6, 3634344), (7, 3115152), (8, 2725758), (9, 2422896), (12, 1817172), (14, 1557576), (16, 1362879), (18, 1211448), (21, 1038384), (24, 908586), (27, 807632), (28, 778788), (36, 605724), (42, 519192), (48, 454293), (54, 403816), (56, 389394), (63, 346128), (72, 302862), (84, 259596), (108, 201908), (112, 194697), (126, 173064), (144, 151431), (168, 129798), (189, 115376), (216, 100954), (252, 86532), (336, 64899), (378, 57688), (432, 50477), (504, 43266), (756, 28844), (1008, 21633), (1512, 14422), (3024, 7211)]