21973054

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{463}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 33658560

約数和(自身を除く): 11685506

約数列:

[1, 2, 61, 122, 389, 463, 778, 926, 23729, 28243, 47458, 56486, 180107, 360214, 10986527, 21973054]

約数ペア:

[(1, 21973054), (2, 10986527), (61, 360214), (122, 180107), (389, 56486), (463, 47458), (778, 28243), (926, 23729)]