21342446

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20249}}^1$

素因数の和:20299

約数の個数: 16

約数和(自身を含む): 34992000

約数和(自身を除く): 13649554

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20249, 40498, 344233, 627719, 688466, 1255438, 10671223, 21342446]

約数ペア:

[(1, 21342446), (2, 10671223), (17, 1255438), (31, 688466), (34, 627719), (62, 344233), (527, 40498), (1054, 20249)]