21439142

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{877}}^1$

素因数の和:1615

約数の個数: 16

約数和(自身を含む): 34136640

約数和(自身を除く): 12697498

約数列:

[1, 2, 17, 34, 719, 877, 1438, 1754, 12223, 14909, 24446, 29818, 630563, 1261126, 10719571, 21439142]

約数ペア:

[(1, 21439142), (2, 10719571), (17, 1261126), (34, 630563), (719, 29818), (877, 24446), (1438, 14909), (1754, 12223)]