21200388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6983}}^1$

素因数の和:7024

約数の個数: 48

約数和(自身を含む): 56318976

約数和(自身を除く): 35118588

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 6983, 13966, 20949, 27932, 41898, 76813, 83796, 153626, 160609, 230439, 307252, 321218, 460878, 481827, 642436, 921756, 963654, 1766699, 1927308, 3533398, 5300097, 7066796, 10600194, 21200388]

約数ペア:

[(1, 21200388), (2, 10600194), (3, 7066796), (4, 5300097), (6, 3533398), (11, 1927308), (12, 1766699), (22, 963654), (23, 921756), (33, 642436), (44, 481827), (46, 460878), (66, 321218), (69, 307252), (92, 230439), (132, 160609), (138, 153626), (253, 83796), (276, 76813), (506, 41898), (759, 27932), (1012, 20949), (1518, 13966), (3036, 6983)]