21416404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1777}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 39428928

約数和(自身を除く): 18012524

約数列:

[1, 2, 4, 23, 46, 92, 131, 262, 524, 1777, 3013, 3554, 6026, 7108, 12052, 40871, 81742, 163484, 232787, 465574, 931148, 5354101, 10708202, 21416404]

約数ペア:

[(1, 21416404), (2, 10708202), (4, 5354101), (23, 931148), (46, 465574), (92, 232787), (131, 163484), (262, 81742), (524, 40871), (1777, 12052), (3013, 7108), (3554, 6026)]