21670181

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 24190320

約数和(自身を除く): 2520139

約数列:

[1, 13, 41, 109, 373, 533, 1417, 4469, 4849, 15293, 40657, 58097, 198809, 528541, 1666937, 21670181]

約数ペア:

[(1, 21670181), (13, 1666937), (41, 528541), (109, 198809), (373, 58097), (533, 40657), (1417, 15293), (4469, 4849)]