21836555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10837}}^1$

素因数の和:10886

約数の個数: 16

約数和(自身を含む): 29132544

約数和(自身を除く): 7295989

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 10837, 54185, 140881, 335947, 704405, 1679735, 4367311, 21836555]

約数ペア:

[(1, 21836555), (5, 4367311), (13, 1679735), (31, 704405), (65, 335947), (155, 140881), (403, 54185), (2015, 10837)]