21130896

素因数分解:

$2^4\times 3^1\times {\mathrm{440227}}^1$

素因数の和:440238

約数の個数: 20

約数和(自身を含む): 54588272

約数和(自身を除く): 33457376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440227, 880454, 1320681, 1760908, 2641362, 3521816, 5282724, 7043632, 10565448, 21130896]

約数ペア:

[(1, 21130896), (2, 10565448), (3, 7043632), (4, 5282724), (6, 3521816), (8, 2641362), (12, 1760908), (16, 1320681), (24, 880454), (48, 440227)]