2021201686

素因数分解:

$2^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{80251}}^1$

素因数の和:80524

約数の個数: 24

約数和(自身を含む): 3540557736

約数和(自身を除く): 1519356050

約数列:

[1, 2, 7, 14, 49, 98, 257, 514, 1799, 3598, 12593, 25186, 80251, 160502, 561757, 1123514, 3932299, 7864598, 20624507, 41249014, 144371549, 288743098, 1010600843, 2021201686]

約数ペア:

[(1, 2021201686), (2, 1010600843), (7, 288743098), (14, 144371549), (49, 41249014), (98, 20624507), (257, 7864598), (514, 3932299), (1799, 1123514), (3598, 561757), (12593, 160502), (25186, 80251)]