21167234285356

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{1571}}^1\times {\mathrm{8001029}}^1$

素因数の和:8003025

約数の個数: 24

約数和(自身を含む): 37154286998640

約数和(自身を除く): 15987052713284

約数列:

[1, 2, 4, 421, 842, 1571, 1684, 3142, 6284, 661391, 1322782, 2645564, 8001029, 16002058, 32004116, 3368433209, 6736866418, 12569616559, 13473732836, 25139233118, 50278466236, 5291808571339, 10583617142678, 21167234285356]

約数ペア:

[(1, 21167234285356), (2, 10583617142678), (4, 5291808571339), (421, 50278466236), (842, 25139233118), (1571, 13473732836), (1684, 12569616559), (3142, 6736866418), (6284, 3368433209), (661391, 32004116), (1322782, 16002058), (2645564, 8001029)]