21489624

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2582

約数の個数: 80

約数和(自身を含む): 64846320

約数和(自身を除く): 43356696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2551, 2808, 4212, 5102, 7653, 8424, 10204, 15306, 20408, 22959, 30612, 33163, 45918, 61224, 66326, 68877, 91836, 99489, 132652, 137754, 183672, 198978, 206631, 265304, 275508, 298467, 397956, 413262, 551016, 596934, 795912, 826524, 895401, 1193868, 1653048, 1790802, 2387736, 2686203, 3581604, 5372406, 7163208, 10744812, 21489624]

約数ペア:

[(1, 21489624), (2, 10744812), (3, 7163208), (4, 5372406), (6, 3581604), (8, 2686203), (9, 2387736), (12, 1790802), (13, 1653048), (18, 1193868), (24, 895401), (26, 826524), (27, 795912), (36, 596934), (39, 551016), (52, 413262), (54, 397956), (72, 298467), (78, 275508), (81, 265304), (104, 206631), (108, 198978), (117, 183672), (156, 137754), (162, 132652), (216, 99489), (234, 91836), (312, 68877), (324, 66326), (351, 61224), (468, 45918), (648, 33163), (702, 30612), (936, 22959), (1053, 20408), (1404, 15306), (2106, 10204), (2551, 8424), (2808, 7653), (4212, 5102)]