21077718

素因数分解:

$2^1\times 3^1\times {\mathrm{677}}^1\times {\mathrm{5189}}^1$

素因数の和:5871

約数の個数: 16

約数和(自身を含む): 42225840

約数和(自身を除く): 21148122

約数列:

[1, 2, 3, 6, 677, 1354, 2031, 4062, 5189, 10378, 15567, 31134, 3512953, 7025906, 10538859, 21077718]

約数ペア:

[(1, 21077718), (2, 10538859), (3, 7025906), (6, 3512953), (677, 31134), (1354, 15567), (2031, 10378), (4062, 5189)]