21429971524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{160169}}^1$

素因数の和:160300

約数の個数: 48

約数和(自身を含む): 42192622080

約数和(自身を除く): 20762650556

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 83, 124, 166, 332, 403, 806, 1079, 1612, 2158, 2573, 4316, 5146, 10292, 33449, 66898, 133796, 160169, 320338, 640676, 2082197, 4164394, 4965239, 8328788, 9930478, 13294027, 19860956, 26588054, 53176108, 64548107, 129096214, 172822351, 258192428, 345644702, 412114837, 691289404, 824229674, 1648459348, 5357492881, 10714985762, 21429971524]

約数ペア:

[(1, 21429971524), (2, 10714985762), (4, 5357492881), (13, 1648459348), (26, 824229674), (31, 691289404), (52, 412114837), (62, 345644702), (83, 258192428), (124, 172822351), (166, 129096214), (332, 64548107), (403, 53176108), (806, 26588054), (1079, 19860956), (1612, 13294027), (2158, 9930478), (2573, 8328788), (4316, 4965239), (5146, 4164394), (10292, 2082197), (33449, 640676), (66898, 320338), (133796, 160169)]