21453744

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34381}}^1$

素因数の和:34405

約数の個数: 40

約数和(自身を含む): 59687152

約数和(自身を除く): 38233408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34381, 68762, 103143, 137524, 206286, 275048, 412572, 446953, 550096, 825144, 893906, 1340859, 1650288, 1787812, 2681718, 3575624, 5363436, 7151248, 10726872, 21453744]

約数ペア:

[(1, 21453744), (2, 10726872), (3, 7151248), (4, 5363436), (6, 3575624), (8, 2681718), (12, 1787812), (13, 1650288), (16, 1340859), (24, 893906), (26, 825144), (39, 550096), (48, 446953), (52, 412572), (78, 275048), (104, 206286), (156, 137524), (208, 103143), (312, 68762), (624, 34381)]