21710065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17579}}^1$

素因数の和:17616

約数の個数: 16

約数和(自身を含む): 29534400

約数和(自身を除く): 7824335

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 17579, 87895, 228527, 334001, 1142635, 1670005, 4342013, 21710065]

約数ペア:

[(1, 21710065), (5, 4342013), (13, 1670005), (19, 1142635), (65, 334001), (95, 228527), (247, 87895), (1235, 17579)]