21559342

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14951}}^1$

素因数の和:15063

約数の個数: 16

約数和(自身を含む): 37320192

約数和(自身を除く): 15760850

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 14951, 29902, 104657, 209314, 1539953, 3079906, 10779671, 21559342]

約数ペア:

[(1, 21559342), (2, 10779671), (7, 3079906), (14, 1539953), (103, 209314), (206, 104657), (721, 29902), (1442, 14951)]