21264264

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1411

約数の個数: 96

約数和(自身を含む): 67991040

約数和(自身を除く): 46726776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 217, 248, 252, 279, 372, 434, 504, 558, 651, 744, 868, 1116, 1302, 1361, 1736, 1953, 2232, 2604, 2722, 3906, 4083, 5208, 5444, 7812, 8166, 9527, 10888, 12249, 15624, 16332, 19054, 24498, 28581, 32664, 38108, 42191, 48996, 57162, 76216, 84382, 85743, 97992, 114324, 126573, 168764, 171486, 228648, 253146, 295337, 337528, 342972, 379719, 506292, 590674, 685944, 759438, 886011, 1012584, 1181348, 1518876, 1772022, 2362696, 2658033, 3037752, 3544044, 5316066, 7088088, 10632132, 21264264]

約数ペア:

[(1, 21264264), (2, 10632132), (3, 7088088), (4, 5316066), (6, 3544044), (7, 3037752), (8, 2658033), (9, 2362696), (12, 1772022), (14, 1518876), (18, 1181348), (21, 1012584), (24, 886011), (28, 759438), (31, 685944), (36, 590674), (42, 506292), (56, 379719), (62, 342972), (63, 337528), (72, 295337), (84, 253146), (93, 228648), (124, 171486), (126, 168764), (168, 126573), (186, 114324), (217, 97992), (248, 85743), (252, 84382), (279, 76216), (372, 57162), (434, 48996), (504, 42191), (558, 38108), (651, 32664), (744, 28581), (868, 24498), (1116, 19054), (1302, 16332), (1361, 15624), (1736, 12249), (1953, 10888), (2232, 9527), (2604, 8166), (2722, 7812), (3906, 5444), (4083, 5208)]