21232389

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 7798011

約数列:

[1, 3, 59, 139, 177, 417, 863, 2589, 8201, 24603, 50917, 119957, 152751, 359871, 7077463, 21232389]

約数ペア:

[(1, 21232389), (3, 7077463), (59, 359871), (139, 152751), (177, 119957), (417, 50917), (863, 24603), (2589, 8201)]