21408048

素因数分解:

$2^4\times 3^2\times {\mathrm{148667}}^1$

素因数の和:148681

約数の個数: 30

約数和(自身を含む): 59913204

約数和(自身を除く): 38505156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148667, 297334, 446001, 594668, 892002, 1189336, 1338003, 1784004, 2378672, 2676006, 3568008, 5352012, 7136016, 10704024, 21408048]

約数ペア:

[(1, 21408048), (2, 10704024), (3, 7136016), (4, 5352012), (6, 3568008), (8, 2676006), (9, 2378672), (12, 1784004), (16, 1338003), (18, 1189336), (24, 892002), (36, 594668), (48, 446001), (72, 297334), (144, 148667)]