21889496555

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{3923}}^1\times {\mathrm{30161}}^1$

素因数の和:34126

約数の個数: 16

約数和(自身を含む): 26985096864

約数和(自身を除く): 5095600309

約数列:

[1, 5, 37, 185, 3923, 19615, 30161, 145151, 150805, 725755, 1115957, 5579785, 118321603, 591608015, 4377899311, 21889496555]

約数ペア:

[(1, 21889496555), (5, 4377899311), (37, 591608015), (185, 118321603), (3923, 5579785), (19615, 1115957), (30161, 725755), (145151, 150805)]