2021235248

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{449563}}^1$

素因数の和:449852

約数の個数: 20

約数和(自身を含む): 3930088488

約数和(自身を除く): 1908853240

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 449563, 899126, 1798252, 3596504, 7193008, 126327203, 252654406, 505308812, 1010617624, 2021235248]

約数ペア:

[(1, 2021235248), (2, 1010617624), (4, 505308812), (8, 252654406), (16, 126327203), (281, 7193008), (562, 3596504), (1124, 1798252), (2248, 899126), (4496, 449563)]