21053054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13109}}^1$

素因数の和:13195

約数の個数: 16

約数和(自身を含む): 34925040

約数和(自身を除く): 13871986

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13109, 26218, 144199, 288398, 956957, 1913914, 10526527, 21053054]

約数ペア:

[(1, 21053054), (2, 10526527), (11, 1913914), (22, 956957), (73, 288398), (146, 144199), (803, 26218), (1606, 13109)]