21488869008

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1139147}}^1$

素因数の和:1139292

約数の個数: 60

約数和(自身を含む): 60598117008

約数和(自身を除く): 39109248000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1179, 1572, 2096, 2358, 3144, 4716, 6288, 9432, 18864, 1139147, 2278294, 3417441, 4556588, 6834882, 9113176, 10252323, 13669764, 18226352, 20504646, 27339528, 41009292, 54679056, 82018584, 149228257, 164037168, 298456514, 447684771, 596913028, 895369542, 1193826056, 1343054313, 1790739084, 2387652112, 2686108626, 3581478168, 5372217252, 7162956336, 10744434504, 21488869008]

約数ペア:

[(1, 21488869008), (2, 10744434504), (3, 7162956336), (4, 5372217252), (6, 3581478168), (8, 2686108626), (9, 2387652112), (12, 1790739084), (16, 1343054313), (18, 1193826056), (24, 895369542), (36, 596913028), (48, 447684771), (72, 298456514), (131, 164037168), (144, 149228257), (262, 82018584), (393, 54679056), (524, 41009292), (786, 27339528), (1048, 20504646), (1179, 18226352), (1572, 13669764), (2096, 10252323), (2358, 9113176), (3144, 6834882), (4716, 4556588), (6288, 3417441), (9432, 2278294), (18864, 1139147)]