21868701

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1876

約数の個数: 16

約数和(自身を含む): 30101760

約数和(自身を除く): 8233059

約数列:

[1, 3, 53, 79, 159, 237, 1741, 4187, 5223, 12561, 92273, 137539, 276819, 412617, 7289567, 21868701]

約数ペア:

[(1, 21868701), (3, 7289567), (53, 412617), (79, 276819), (159, 137539), (237, 92273), (1741, 12561), (4187, 5223)]