210819884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{111427}}^1$

素因数の和:111485

約数の個数: 24

約数和(自身を含む): 411837888

約数和(自身を除く): 201018004

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 111427, 222854, 445708, 1225697, 2451394, 4791361, 4902788, 9582722, 19165444, 52704971, 105409942, 210819884]

約数ペア:

[(1, 210819884), (2, 105409942), (4, 52704971), (11, 19165444), (22, 9582722), (43, 4902788), (44, 4791361), (86, 2451394), (172, 1225697), (473, 445708), (946, 222854), (1892, 111427)]