21017346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500413}}^1$

素因数の和:500425

約数の個数: 16

約数和(自身を含む): 48039744

約数和(自身を除く): 27022398

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500413, 1000826, 1501239, 3002478, 3502891, 7005782, 10508673, 21017346]

約数ペア:

[(1, 21017346), (2, 10508673), (3, 7005782), (6, 3502891), (7, 3002478), (14, 1501239), (21, 1000826), (42, 500413)]