21734609

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 24632832

約数和(自身を除く): 2898223

約数列:

[1, 13, 23, 157, 299, 463, 2041, 3611, 6019, 10649, 46943, 72691, 138437, 944983, 1671893, 21734609]

約数ペア:

[(1, 21734609), (13, 1671893), (23, 944983), (157, 138437), (299, 72691), (463, 46943), (2041, 10649), (3611, 6019)]