21877611

素因数分解:

$3^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1433}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 33406464

約数和(自身を除く): 11528853

約数列:

[1, 3, 7, 21, 727, 1433, 2181, 4299, 5089, 10031, 15267, 30093, 1041791, 3125373, 7292537, 21877611]

約数ペア:

[(1, 21877611), (3, 7292537), (7, 3125373), (21, 1041791), (727, 30093), (1433, 15267), (2181, 10031), (4299, 5089)]