21637886

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{7039}}^1$

素因数の和:7123

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 12576514

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 7039, 14078, 204131, 373067, 408262, 746134, 10818943, 21637886]

約数ペア:

[(1, 21637886), (2, 10818943), (29, 746134), (53, 408262), (58, 373067), (106, 204131), (1537, 14078), (3074, 7039)]