21345576

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{2593}}^1$

素因数の和:2623

約数の個数: 64

約数和(自身を含む): 62256000

約数和(自身を除く): 40910424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 2058, 2593, 2744, 4116, 5186, 7779, 8232, 10372, 15558, 18151, 20744, 31116, 36302, 54453, 62232, 72604, 108906, 127057, 145208, 217812, 254114, 381171, 435624, 508228, 762342, 889399, 1016456, 1524684, 1778798, 2668197, 3049368, 3557596, 5336394, 7115192, 10672788, 21345576]

約数ペア:

[(1, 21345576), (2, 10672788), (3, 7115192), (4, 5336394), (6, 3557596), (7, 3049368), (8, 2668197), (12, 1778798), (14, 1524684), (21, 1016456), (24, 889399), (28, 762342), (42, 508228), (49, 435624), (56, 381171), (84, 254114), (98, 217812), (147, 145208), (168, 127057), (196, 108906), (294, 72604), (343, 62232), (392, 54453), (588, 36302), (686, 31116), (1029, 20744), (1176, 18151), (1372, 15558), (2058, 10372), (2593, 8232), (2744, 7779), (4116, 5186)]