21565392

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{5413}}^1$

素因数の和:5507

約数の個数: 40

約数和(自身を含む): 56392224

約数和(自身を除く): 34826832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 5413, 10826, 16239, 21652, 32478, 43304, 64956, 86608, 129912, 259824, 449279, 898558, 1347837, 1797116, 2695674, 3594232, 5391348, 7188464, 10782696, 21565392]

約数ペア:

[(1, 21565392), (2, 10782696), (3, 7188464), (4, 5391348), (6, 3594232), (8, 2695674), (12, 1797116), (16, 1347837), (24, 898558), (48, 449279), (83, 259824), (166, 129912), (249, 86608), (332, 64956), (498, 43304), (664, 32478), (996, 21652), (1328, 16239), (1992, 10826), (3984, 5413)]