21927754

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 33941448

約数和(自身を除く): 12013694

約数列:

[1, 2, 37, 74, 257, 514, 1153, 2306, 9509, 19018, 42661, 85322, 296321, 592642, 10963877, 21927754]

約数ペア:

[(1, 21927754), (2, 10963877), (37, 592642), (74, 296321), (257, 85322), (514, 42661), (1153, 19018), (2306, 9509)]