21819250984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{160435669}}^1$

素因数の和:160435692

約数の個数: 16

約数和(自身を含む): 43317630900

約数和(自身を除く): 21498379916

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 160435669, 320871338, 641742676, 1283485352, 2727406373, 5454812746, 10909625492, 21819250984]

約数ペア:

[(1, 21819250984), (2, 10909625492), (4, 5454812746), (8, 2727406373), (17, 1283485352), (34, 641742676), (68, 320871338), (136, 160435669)]