21204194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{3583}}^1$

素因数の和:3865

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 13632286

約数列:

[1, 2, 11, 22, 269, 538, 2959, 3583, 5918, 7166, 39413, 78826, 963827, 1927654, 10602097, 21204194]

約数ペア:

[(1, 21204194), (2, 10602097), (11, 1927654), (22, 963827), (269, 78826), (538, 39413), (2959, 7166), (3583, 5918)]