20212009918

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{20143}}^1\times {\mathrm{4871}}^1$

素因数の和:25119

約数の個数: 16

約数和(自身を含む): 30620169216

約数和(自身を除く): 10408159298

約数列:

[1, 2, 103, 206, 4871, 9742, 20143, 40286, 501713, 1003426, 2074729, 4149458, 98116553, 196233106, 10106004959, 20212009918]

約数ペア:

[(1, 20212009918), (2, 10106004959), (103, 196233106), (206, 98116553), (4871, 4149458), (9742, 2074729), (20143, 1003426), (40286, 501713)]