21436851

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4637}}^1$

素因数の和:4730

約数の個数: 16

約数和(自身を含む): 30276864

約数和(自身を除く): 8840013

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4623, 4637, 13911, 106651, 310679, 319953, 932037, 7145617, 21436851]

約数ペア:

[(1, 21436851), (3, 7145617), (23, 932037), (67, 319953), (69, 310679), (201, 106651), (1541, 13911), (4623, 4637)]