21408144

素因数分解:

$2^4\times 3^1\times {\mathrm{446003}}^1$

素因数の和:446014

約数の個数: 20

約数和(自身を含む): 55304496

約数和(自身を除く): 33896352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446003, 892006, 1338009, 1784012, 2676018, 3568024, 5352036, 7136048, 10704072, 21408144]

約数ペア:

[(1, 21408144), (2, 10704072), (3, 7136048), (4, 5352036), (6, 3568024), (8, 2676018), (12, 1784012), (16, 1338009), (24, 892006), (48, 446003)]