21968030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313829}}^1$

素因数の和:313843

約数の個数: 16

約数和(自身を含む): 45191520

約数和(自身を除く): 23223490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313829, 627658, 1569145, 2196803, 3138290, 4393606, 10984015, 21968030]

約数ペア:

[(1, 21968030), (2, 10984015), (5, 4393606), (7, 3138290), (10, 2196803), (14, 1569145), (35, 627658), (70, 313829)]