21658515012

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{599}}^1\times {\mathrm{12101}}^1$

素因数の和:12793

約数の個数: 72

約数和(自身を含む): 55504612800

約数和(自身を除く): 33846097788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 599, 747, 996, 1198, 1494, 1797, 2396, 2988, 3594, 5391, 7188, 10782, 12101, 21564, 24202, 36303, 48404, 49717, 72606, 99434, 108909, 145212, 149151, 198868, 217818, 298302, 435636, 447453, 596604, 894906, 1004383, 1789812, 2008766, 3013149, 4017532, 6026298, 7248499, 9039447, 12052596, 14496998, 18078894, 21745497, 28993996, 36157788, 43490994, 65236491, 86981988, 130472982, 260945964, 601625417, 1203250834, 1804876251, 2406501668, 3609752502, 5414628753, 7219505004, 10829257506, 21658515012]

約数ペア:

[(1, 21658515012), (2, 10829257506), (3, 7219505004), (4, 5414628753), (6, 3609752502), (9, 2406501668), (12, 1804876251), (18, 1203250834), (36, 601625417), (83, 260945964), (166, 130472982), (249, 86981988), (332, 65236491), (498, 43490994), (599, 36157788), (747, 28993996), (996, 21745497), (1198, 18078894), (1494, 14496998), (1797, 12052596), (2396, 9039447), (2988, 7248499), (3594, 6026298), (5391, 4017532), (7188, 3013149), (10782, 2008766), (12101, 1789812), (21564, 1004383), (24202, 894906), (36303, 596604), (48404, 447453), (49717, 435636), (72606, 298302), (99434, 217818), (108909, 198868), (145212, 149151)]