21891446

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7103}}^1$

素因数の和:7195

約数の個数: 16

約数和(自身を含む): 34781184

約数和(自身を除く): 12889738

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 7103, 14206, 163369, 326738, 475901, 951802, 10945723, 21891446]

約数ペア:

[(1, 21891446), (2, 10945723), (23, 951802), (46, 475901), (67, 326738), (134, 163369), (1541, 14206), (3082, 7103)]