21882070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{312601}}^1$

素因数の和:312615

約数の個数: 16

約数和(自身を含む): 45014688

約数和(自身を除く): 23132618

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 312601, 625202, 1563005, 2188207, 3126010, 4376414, 10941035, 21882070]

約数ペア:

[(1, 21882070), (2, 10941035), (5, 4376414), (7, 3126010), (10, 2188207), (14, 1563005), (35, 625202), (70, 312601)]