21083448

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18691}}^1$

素因数の和:18747

約数の個数: 32

約数和(自身を含む): 53832960

約数和(自身を除く): 32749512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18691, 37382, 56073, 74764, 112146, 149528, 224292, 448584, 878477, 1756954, 2635431, 3513908, 5270862, 7027816, 10541724, 21083448]

約数ペア:

[(1, 21083448), (2, 10541724), (3, 7027816), (4, 5270862), (6, 3513908), (8, 2635431), (12, 1756954), (24, 878477), (47, 448584), (94, 224292), (141, 149528), (188, 112146), (282, 74764), (376, 56073), (564, 37382), (1128, 18691)]