42291890

素因数分解:

$2^1\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2609}}^1$

素因数の和:4237

約数の個数: 16

約数和(自身を含む): 76201560

約数和(自身を除く): 33909670

約数列:

[1, 2, 5, 10, 1621, 2609, 3242, 5218, 8105, 13045, 16210, 26090, 4229189, 8458378, 21145945, 42291890]

約数ペア:

[(1, 42291890), (2, 21145945), (5, 8458378), (10, 4229189), (1621, 26090), (2609, 16210), (3242, 13045), (5218, 8105)]