21077850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1693}}^1$

素因数の和:1791

約数の個数: 48

約数和(自身を含む): 52934112

約数和(自身を除く): 31856262

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 83, 150, 166, 249, 415, 498, 830, 1245, 1693, 2075, 2490, 3386, 4150, 5079, 6225, 8465, 10158, 12450, 16930, 25395, 42325, 50790, 84650, 126975, 140519, 253950, 281038, 421557, 702595, 843114, 1405190, 2107785, 3512975, 4215570, 7025950, 10538925, 21077850]

約数ペア:

[(1, 21077850), (2, 10538925), (3, 7025950), (5, 4215570), (6, 3512975), (10, 2107785), (15, 1405190), (25, 843114), (30, 702595), (50, 421557), (75, 281038), (83, 253950), (150, 140519), (166, 126975), (249, 84650), (415, 50790), (498, 42325), (830, 25395), (1245, 16930), (1693, 12450), (2075, 10158), (2490, 8465), (3386, 6225), (4150, 5079)]