21732286

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10987}}^1$

素因数の和:11055

約数の個数: 16

約数和(自身を含む): 34809984

約数和(自身を除く): 13077698

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 10987, 21974, 252701, 472441, 505402, 944882, 10866143, 21732286]

約数ペア:

[(1, 21732286), (2, 10866143), (23, 944882), (43, 505402), (46, 472441), (86, 252701), (989, 21974), (1978, 10987)]