21373346

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{787}}^1$

素因数の和:1193

約数の個数: 16

約数和(自身を含む): 33058176

約数和(自身を除く): 11684830

約数列:

[1, 2, 37, 74, 367, 734, 787, 1574, 13579, 27158, 29119, 58238, 288829, 577658, 10686673, 21373346]

約数ペア:

[(1, 21373346), (2, 10686673), (37, 577658), (74, 288829), (367, 58238), (734, 29119), (787, 27158), (1574, 13579)]