21636741

素因数分解:

$3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2459}}^1$

素因数の和:2888

約数の個数: 16

約数和(自身を含む): 33062400

約数和(自身を除く): 11425659

約数列:

[1, 3, 7, 21, 419, 1257, 2459, 2933, 7377, 8799, 17213, 51639, 1030321, 3090963, 7212247, 21636741]

約数ペア:

[(1, 21636741), (3, 7212247), (7, 3090963), (21, 1030321), (419, 51639), (1257, 17213), (2459, 8799), (2933, 7377)]