21000388642

素因数分解:

$2^1\times {\mathrm{1151}}^1\times {\mathrm{9122671}}^1$

素因数の和:9123824

約数の個数: 8

約数和(自身を含む): 31527954432

約数和(自身を除く): 10527565790

約数列:

[1, 2, 1151, 2302, 9122671, 18245342, 10500194321, 21000388642]

約数ペア:

[(1, 21000388642), (2, 10500194321), (1151, 18245342), (2302, 9122671)]