20212460499

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87499829}}^1$

素因数の和:87499850

約数の個数: 16

約数和(自身を含む): 33599934720

約数和(自身を除く): 13387474221

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87499829, 262499487, 612498803, 962498119, 1837496409, 2887494357, 6737486833, 20212460499]

約数ペア:

[(1, 20212460499), (3, 6737486833), (7, 2887494357), (11, 1837496409), (21, 962498119), (33, 612498803), (77, 262499487), (231, 87499829)]