21184518381

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{6521}}^1\times {\mathrm{83299}}^1$

素因数の和:89836

約数の個数: 16

約数和(自身を含む): 30423825600

約数和(自身を除く): 9239307219

約数列:

[1, 3, 13, 39, 6521, 19563, 83299, 84773, 249897, 254319, 1082887, 3248661, 543192779, 1629578337, 7061506127, 21184518381]

約数ペア:

[(1, 21184518381), (3, 7061506127), (13, 1629578337), (39, 543192779), (6521, 3248661), (19563, 1082887), (83299, 254319), (84773, 249897)]