21898426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3673}}^1$

素因数の和:3957

約数の個数: 16

約数和(自身を含む): 35975808

約数和(自身を除く): 14077382

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3673, 5962, 7346, 40403, 80806, 995383, 1990766, 10949213, 21898426]

約数ペア:

[(1, 21898426), (2, 10949213), (11, 1990766), (22, 995383), (271, 80806), (542, 40403), (2981, 7346), (3673, 5962)]