21886362

素因数分解:

$2^1\times 3^4\times {\mathrm{135101}}^1$

素因数の和:135115

約数の個数: 20

約数和(自身を含む): 49042026

約数和(自身を除く): 27155664

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 135101, 270202, 405303, 810606, 1215909, 2431818, 3647727, 7295454, 10943181, 21886362]

約数ペア:

[(1, 21886362), (2, 10943181), (3, 7295454), (6, 3647727), (9, 2431818), (18, 1215909), (27, 810606), (54, 405303), (81, 270202), (162, 135101)]