21091632

素因数分解:

$2^4\times 3^1\times {\mathrm{439409}}^1$

素因数の和:439420

約数の個数: 20

約数和(自身を含む): 54486840

約数和(自身を除く): 33395208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439409, 878818, 1318227, 1757636, 2636454, 3515272, 5272908, 7030544, 10545816, 21091632]

約数ペア:

[(1, 21091632), (2, 10545816), (3, 7030544), (4, 5272908), (6, 3515272), (8, 2636454), (12, 1757636), (16, 1318227), (24, 878818), (48, 439409)]