21033512

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24121}}^1$

素因数の和:24236

約数の個数: 16

約数和(自身を含む): 39801300

約数和(自身を除く): 18767788

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24121, 48242, 96484, 192968, 2629189, 5258378, 10516756, 21033512]

約数ペア:

[(1, 21033512), (2, 10516756), (4, 5258378), (8, 2629189), (109, 192968), (218, 96484), (436, 48242), (872, 24121)]