21408432

素因数分解:

$2^4\times 3^1\times {\mathrm{446009}}^1$

素因数の和:446020

約数の個数: 20

約数和(自身を含む): 55305240

約数和(自身を除く): 33896808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446009, 892018, 1338027, 1784036, 2676054, 3568072, 5352108, 7136144, 10704216, 21408432]

約数ペア:

[(1, 21408432), (2, 10704216), (3, 7136144), (4, 5352108), (6, 3568072), (8, 2676054), (12, 1784036), (16, 1338027), (24, 892018), (48, 446009)]