2021097136

素因数分解:

$2^4\times {\mathrm{577}}^1\times {\mathrm{218923}}^1$

素因数の和:219508

約数の個数: 20

約数和(自身を含む): 3922680232

約数和(自身を除く): 1901583096

約数列:

[1, 2, 4, 8, 16, 577, 1154, 2308, 4616, 9232, 218923, 437846, 875692, 1751384, 3502768, 126318571, 252637142, 505274284, 1010548568, 2021097136]

約数ペア:

[(1, 2021097136), (2, 1010548568), (4, 505274284), (8, 252637142), (16, 126318571), (577, 3502768), (1154, 1751384), (2308, 875692), (4616, 437846), (9232, 218923)]