21293049006

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:886

約数の個数: 96

約数和(自身を含む): 47294627328

約数和(自身を除く): 26001578322

約数列:

[1, 2, 3, 6, 9, 18, 107, 113, 214, 226, 227, 321, 339, 431, 454, 642, 678, 681, 862, 963, 1017, 1293, 1362, 1926, 2034, 2043, 2586, 3879, 4086, 7758, 12091, 24182, 24289, 25651, 36273, 46117, 48578, 48703, 51302, 72546, 72867, 76953, 92234, 97406, 97837, 108819, 138351, 145734, 146109, 153906, 195674, 217638, 218601, 230859, 276702, 292218, 293511, 415053, 437202, 438327, 461718, 587022, 830106, 876654, 880533, 1761066, 2744657, 5211221, 5489314, 8233971, 10422442, 10468559, 11055581, 15633663, 16467942, 20937118, 22111162, 24701913, 31267326, 31405677, 33166743, 46900989, 49403826, 62811354, 66333486, 93801978, 94217031, 99500229, 188434062, 199000458, 1182947167, 2365894334, 3548841501, 7097683002, 10646524503, 21293049006]

約数ペア:

[(1, 21293049006), (2, 10646524503), (3, 7097683002), (6, 3548841501), (9, 2365894334), (18, 1182947167), (107, 199000458), (113, 188434062), (214, 99500229), (226, 94217031), (227, 93801978), (321, 66333486), (339, 62811354), (431, 49403826), (454, 46900989), (642, 33166743), (678, 31405677), (681, 31267326), (862, 24701913), (963, 22111162), (1017, 20937118), (1293, 16467942), (1362, 15633663), (1926, 11055581), (2034, 10468559), (2043, 10422442), (2586, 8233971), (3879, 5489314), (4086, 5211221), (7758, 2744657), (12091, 1761066), (24182, 880533), (24289, 876654), (25651, 830106), (36273, 587022), (46117, 461718), (48578, 438327), (48703, 437202), (51302, 415053), (72546, 293511), (72867, 292218), (76953, 276702), (92234, 230859), (97406, 218601), (97837, 217638), (108819, 195674), (138351, 153906), (145734, 146109)]