21479076576

素因数分解:

$2^5\times 3^2\times {\mathrm{173}}^1\times {\mathrm{431099}}^1$

素因数の和:431288

約数の個数: 72

約数和(自身を含む): 61434336600

約数和(自身を除く): 39955260024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 173, 288, 346, 519, 692, 1038, 1384, 1557, 2076, 2768, 3114, 4152, 5536, 6228, 8304, 12456, 16608, 24912, 49824, 431099, 862198, 1293297, 1724396, 2586594, 3448792, 3879891, 5173188, 6897584, 7759782, 10346376, 13795168, 15519564, 20692752, 31039128, 41385504, 62078256, 74580127, 124156512, 149160254, 223740381, 298320508, 447480762, 596641016, 671221143, 894961524, 1193282032, 1342442286, 1789923048, 2386564064, 2684884572, 3579846096, 5369769144, 7159692192, 10739538288, 21479076576]

約数ペア:

[(1, 21479076576), (2, 10739538288), (3, 7159692192), (4, 5369769144), (6, 3579846096), (8, 2684884572), (9, 2386564064), (12, 1789923048), (16, 1342442286), (18, 1193282032), (24, 894961524), (32, 671221143), (36, 596641016), (48, 447480762), (72, 298320508), (96, 223740381), (144, 149160254), (173, 124156512), (288, 74580127), (346, 62078256), (519, 41385504), (692, 31039128), (1038, 20692752), (1384, 15519564), (1557, 13795168), (2076, 10346376), (2768, 7759782), (3114, 6897584), (4152, 5173188), (5536, 3879891), (6228, 3448792), (8304, 2586594), (12456, 1724396), (16608, 1293297), (24912, 862198), (49824, 431099)]