21416808216

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1280297}}^1$

素因数の和:1280364

約数の個数: 64

約数和(自身を含む): 58074317280

約数和(自身を除く): 36657509064

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1394, 2091, 2788, 4182, 5576, 8364, 16728, 1280297, 2560594, 3840891, 5121188, 7681782, 10242376, 15363564, 21765049, 30727128, 43530098, 52492177, 65295147, 87060196, 104984354, 130590294, 157476531, 174120392, 209968708, 261180588, 314953062, 419937416, 522361176, 629906124, 892367009, 1259812248, 1784734018, 2677101027, 3569468036, 5354202054, 7138936072, 10708404108, 21416808216]

約数ペア:

[(1, 21416808216), (2, 10708404108), (3, 7138936072), (4, 5354202054), (6, 3569468036), (8, 2677101027), (12, 1784734018), (17, 1259812248), (24, 892367009), (34, 629906124), (41, 522361176), (51, 419937416), (68, 314953062), (82, 261180588), (102, 209968708), (123, 174120392), (136, 157476531), (164, 130590294), (204, 104984354), (246, 87060196), (328, 65295147), (408, 52492177), (492, 43530098), (697, 30727128), (984, 21765049), (1394, 15363564), (2091, 10242376), (2788, 7681782), (4182, 5121188), (5576, 3840891), (8364, 2560594), (16728, 1280297)]