21025294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{947}}^1$

素因数の和:1619

約数の個数: 16

約数和(自身を含む): 33479568

約数和(自身を除く): 12454274

約数列:

[1, 2, 17, 34, 653, 947, 1306, 1894, 11101, 16099, 22202, 32198, 618391, 1236782, 10512647, 21025294]

約数ペア:

[(1, 21025294), (2, 10512647), (17, 1236782), (34, 618391), (653, 32198), (947, 22202), (1306, 16099), (1894, 11101)]