21000547644

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{14827}}^1$

素因数の和:15035

約数の個数: 96

約数和(自身を含む): 53269767936

約数和(自身を除く): 32269220292

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 131, 159, 204, 212, 262, 318, 393, 524, 636, 786, 901, 1572, 1802, 2227, 2703, 3604, 4454, 5406, 6681, 6943, 8908, 10812, 13362, 13886, 14827, 20829, 26724, 27772, 29654, 41658, 44481, 59308, 83316, 88962, 118031, 177924, 236062, 252059, 354093, 472124, 504118, 708186, 756177, 785831, 1008236, 1416372, 1512354, 1571662, 1942337, 2357493, 3024708, 3143324, 3884674, 4714986, 5827011, 7769348, 9429972, 11654022, 13359127, 23308044, 26718254, 33019729, 40077381, 53436508, 66039458, 80154762, 99059187, 102943861, 132078916, 160309524, 198118374, 205887722, 308831583, 396236748, 411775444, 617663166, 1235326332, 1750045637, 3500091274, 5250136911, 7000182548, 10500273822, 21000547644]

約数ペア:

[(1, 21000547644), (2, 10500273822), (3, 7000182548), (4, 5250136911), (6, 3500091274), (12, 1750045637), (17, 1235326332), (34, 617663166), (51, 411775444), (53, 396236748), (68, 308831583), (102, 205887722), (106, 198118374), (131, 160309524), (159, 132078916), (204, 102943861), (212, 99059187), (262, 80154762), (318, 66039458), (393, 53436508), (524, 40077381), (636, 33019729), (786, 26718254), (901, 23308044), (1572, 13359127), (1802, 11654022), (2227, 9429972), (2703, 7769348), (3604, 5827011), (4454, 4714986), (5406, 3884674), (6681, 3143324), (6943, 3024708), (8908, 2357493), (10812, 1942337), (13362, 1571662), (13886, 1512354), (14827, 1416372), (20829, 1008236), (26724, 785831), (27772, 756177), (29654, 708186), (41658, 504118), (44481, 472124), (59308, 354093), (83316, 252059), (88962, 236062), (118031, 177924)]