21847694

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{197}}^1$

素因数の和:352

約数の個数: 24

約数和(自身を含む): 36445464

約数和(自身を除く): 14597770

約数列:

[1, 2, 11, 22, 71, 142, 197, 394, 781, 1562, 2167, 4334, 5041, 10082, 13987, 27974, 55451, 110902, 153857, 307714, 993077, 1986154, 10923847, 21847694]

約数ペア:

[(1, 21847694), (2, 10923847), (11, 1986154), (22, 993077), (71, 307714), (142, 153857), (197, 110902), (394, 55451), (781, 27974), (1562, 13987), (2167, 10082), (4334, 5041)]