21011346

素因数分解:

$2^1\times 3^3\times {\mathrm{389099}}^1$

素因数の和:389110

約数の個数: 16

約数和(自身を含む): 46692000

約数和(自身を除く): 25680654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 389099, 778198, 1167297, 2334594, 3501891, 7003782, 10505673, 21011346]

約数ペア:

[(1, 21011346), (2, 10505673), (3, 7003782), (6, 3501891), (9, 2334594), (18, 1167297), (27, 778198), (54, 389099)]