21285682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11657}}^1$

素因数の和:11753

約数の個数: 16

約数和(自身を含む): 35253792

約数和(自身を除く): 13968110

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11657, 23314, 128227, 256454, 967531, 1935062, 10642841, 21285682]

約数ペア:

[(1, 21285682), (2, 10642841), (11, 1935062), (22, 967531), (83, 256454), (166, 128227), (913, 23314), (1826, 11657)]