21300238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3877}}^1$

素因数の和:3987

約数の個数: 16

約数和(自身を含む): 33226704

約数和(自身を除く): 11926466

約数列:

[1, 2, 41, 67, 82, 134, 2747, 3877, 5494, 7754, 158957, 259759, 317914, 519518, 10650119, 21300238]

約数ペア:

[(1, 21300238), (2, 10650119), (41, 519518), (67, 317914), (82, 259759), (134, 158957), (2747, 7754), (3877, 5494)]