21549914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33359}}^1$

素因数の和:33397

約数の個数: 16

約数和(自身を含む): 36028800

約数和(自身を除く): 14478886

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33359, 66718, 567103, 633821, 1134206, 1267642, 10774957, 21549914]

約数ペア:

[(1, 21549914), (2, 10774957), (17, 1267642), (19, 1134206), (34, 633821), (38, 567103), (323, 66718), (646, 33359)]