21051796684

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{953}}^1\times {\mathrm{240109}}^1$

素因数の和:241089

約数の個数: 24

約数和(自身を含む): 38482909920

約数和(自身を除く): 17431113236

約数列:

[1, 2, 4, 23, 46, 92, 953, 1906, 3812, 21919, 43838, 87676, 240109, 480218, 960436, 5522507, 11045014, 22090028, 228823877, 457647754, 915295508, 5262949171, 10525898342, 21051796684]

約数ペア:

[(1, 21051796684), (2, 10525898342), (4, 5262949171), (23, 915295508), (46, 457647754), (92, 228823877), (953, 22090028), (1906, 11045014), (3812, 5522507), (21919, 960436), (43838, 480218), (87676, 240109)]