21081754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24121}}^1$

素因数の和:24165

約数の個数: 16

約数和(自身を含む): 34735680

約数和(自身を除く): 13653926

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24121, 48242, 458299, 554783, 916598, 1109566, 10540877, 21081754]

約数ペア:

[(1, 21081754), (2, 10540877), (19, 1109566), (23, 916598), (38, 554783), (46, 458299), (437, 48242), (874, 24121)]