21411267792

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{15361}}^1$

素因数の和:15852

約数の個数: 80

約数和(自身を含む): 56232293760

約数和(自身を除く): 34821025968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 409, 426, 568, 818, 852, 1136, 1227, 1636, 1704, 2454, 3272, 3408, 4908, 6544, 9816, 15361, 19632, 29039, 30722, 46083, 58078, 61444, 87117, 92166, 116156, 122888, 174234, 184332, 232312, 245776, 348468, 368664, 464624, 696936, 737328, 1090631, 1393872, 2181262, 3271893, 4362524, 6282649, 6543786, 8725048, 12565298, 13087572, 17450096, 18847947, 25130596, 26175144, 37695894, 50261192, 52350288, 75391788, 100522384, 150783576, 301567152, 446068079, 892136158, 1338204237, 1784272316, 2676408474, 3568544632, 5352816948, 7137089264, 10705633896, 21411267792]

約数ペア:

[(1, 21411267792), (2, 10705633896), (3, 7137089264), (4, 5352816948), (6, 3568544632), (8, 2676408474), (12, 1784272316), (16, 1338204237), (24, 892136158), (48, 446068079), (71, 301567152), (142, 150783576), (213, 100522384), (284, 75391788), (409, 52350288), (426, 50261192), (568, 37695894), (818, 26175144), (852, 25130596), (1136, 18847947), (1227, 17450096), (1636, 13087572), (1704, 12565298), (2454, 8725048), (3272, 6543786), (3408, 6282649), (4908, 4362524), (6544, 3271893), (9816, 2181262), (15361, 1393872), (19632, 1090631), (29039, 737328), (30722, 696936), (46083, 464624), (58078, 368664), (61444, 348468), (87117, 245776), (92166, 232312), (116156, 184332), (122888, 174234)]