21337186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7529}}^1$

素因数の和:7653

約数の個数: 16

約数和(自身を含む): 34788600

約数和(自身を除く): 13451414

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7529, 15058, 97877, 195754, 820661, 1641322, 10668593, 21337186]

約数ペア:

[(1, 21337186), (2, 10668593), (13, 1641322), (26, 820661), (109, 195754), (218, 97877), (1417, 15058), (2834, 7529)]