21181086

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61933}}^1$

素因数の和:61960

約数の個数: 24

約数和(自身を含む): 48308520

約数和(自身を除く): 27127434

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61933, 123866, 185799, 371598, 557397, 1114794, 1176727, 2353454, 3530181, 7060362, 10590543, 21181086]

約数ペア:

[(1, 21181086), (2, 10590543), (3, 7060362), (6, 3530181), (9, 2353454), (18, 1176727), (19, 1114794), (38, 557397), (57, 371598), (114, 185799), (171, 123866), (342, 61933)]