21000455256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3458573}}^1$

素因数の和:3458616

約数の個数: 64

約数和(自身を含む): 59764158720

約数和(自身を除く): 38763703464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 253, 264, 276, 506, 552, 759, 1012, 1518, 2024, 3036, 6072, 3458573, 6917146, 10375719, 13834292, 20751438, 27668584, 38044303, 41502876, 76088606, 79547179, 83005752, 114132909, 152177212, 159094358, 228265818, 238641537, 304354424, 318188716, 456531636, 477283074, 636377432, 875018969, 913063272, 954566148, 1750037938, 1909132296, 2625056907, 3500075876, 5250113814, 7000151752, 10500227628, 21000455256]

約数ペア:

[(1, 21000455256), (2, 10500227628), (3, 7000151752), (4, 5250113814), (6, 3500075876), (8, 2625056907), (11, 1909132296), (12, 1750037938), (22, 954566148), (23, 913063272), (24, 875018969), (33, 636377432), (44, 477283074), (46, 456531636), (66, 318188716), (69, 304354424), (88, 238641537), (92, 228265818), (132, 159094358), (138, 152177212), (184, 114132909), (253, 83005752), (264, 79547179), (276, 76088606), (506, 41502876), (552, 38044303), (759, 27668584), (1012, 20751438), (1518, 13834292), (2024, 10375719), (3036, 6917146), (6072, 3458573)]