21330536

素因数分解:

$2^3\times {\mathrm{577}}^1\times {\mathrm{4621}}^1$

素因数の和:5204

約数の個数: 16

約数和(自身を含む): 40072740

約数和(自身を除く): 18742204

約数列:

[1, 2, 4, 8, 577, 1154, 2308, 4616, 4621, 9242, 18484, 36968, 2666317, 5332634, 10665268, 21330536]

約数ペア:

[(1, 21330536), (2, 10665268), (4, 5332634), (8, 2666317), (577, 36968), (1154, 18484), (2308, 9242), (4616, 4621)]