21535992

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{2647}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 58865040

約数和(自身を除く): 37329048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2647, 2712, 4068, 5294, 7941, 8136, 10588, 15882, 21176, 23823, 31764, 47646, 63528, 95292, 190584, 299111, 598222, 897333, 1196444, 1794666, 2392888, 2691999, 3589332, 5383998, 7178664, 10767996, 21535992]

約数ペア:

[(1, 21535992), (2, 10767996), (3, 7178664), (4, 5383998), (6, 3589332), (8, 2691999), (9, 2392888), (12, 1794666), (18, 1196444), (24, 897333), (36, 598222), (72, 299111), (113, 190584), (226, 95292), (339, 63528), (452, 47646), (678, 31764), (904, 23823), (1017, 21176), (1356, 15882), (2034, 10588), (2647, 8136), (2712, 7941), (4068, 5294)]