21138336

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3863}}^1$

素因数の和:3898

約数の個数: 72

約数和(自身を含む): 63292320

約数和(自身を除く): 42153984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3863, 5472, 7726, 11589, 15452, 23178, 30904, 34767, 46356, 61808, 69534, 73397, 92712, 123616, 139068, 146794, 185424, 220191, 278136, 293588, 370848, 440382, 556272, 587176, 660573, 880764, 1112544, 1174352, 1321146, 1761528, 2348704, 2642292, 3523056, 5284584, 7046112, 10569168, 21138336]

約数ペア:

[(1, 21138336), (2, 10569168), (3, 7046112), (4, 5284584), (6, 3523056), (8, 2642292), (9, 2348704), (12, 1761528), (16, 1321146), (18, 1174352), (19, 1112544), (24, 880764), (32, 660573), (36, 587176), (38, 556272), (48, 440382), (57, 370848), (72, 293588), (76, 278136), (96, 220191), (114, 185424), (144, 146794), (152, 139068), (171, 123616), (228, 92712), (288, 73397), (304, 69534), (342, 61808), (456, 46356), (608, 34767), (684, 30904), (912, 23178), (1368, 15452), (1824, 11589), (2736, 7726), (3863, 5472)]