21780484096

素因数分解:

$2^{12}\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4391}}^1$

素因数の和:4595

約数の個数: 104

約数和(自身を含む): 50077021824

約数和(自身を除く): 28296537728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 224, 256, 346, 448, 512, 692, 896, 1024, 1211, 1384, 1792, 2048, 2422, 2768, 3584, 4096, 4391, 4844, 5536, 7168, 8782, 9688, 11072, 14336, 17564, 19376, 22144, 28672, 30737, 35128, 38752, 44288, 61474, 70256, 77504, 88576, 122948, 140512, 155008, 177152, 245896, 281024, 310016, 354304, 491792, 562048, 620032, 708608, 759643, 983584, 1124096, 1240064, 1519286, 1967168, 2248192, 2480128, 3038572, 3934336, 4496384, 4960256, 5317501, 6077144, 7868672, 8992768, 10635002, 12154288, 15737344, 17985536, 21270004, 24308576, 31474688, 42540008, 48617152, 62949376, 85080016, 97234304, 125898752, 170160032, 194468608, 340320064, 388937216, 680640128, 777874432, 1361280256, 1555748864, 2722560512, 3111497728, 5445121024, 10890242048, 21780484096]

約数ペア:

[(1, 21780484096), (2, 10890242048), (4, 5445121024), (7, 3111497728), (8, 2722560512), (14, 1555748864), (16, 1361280256), (28, 777874432), (32, 680640128), (56, 388937216), (64, 340320064), (112, 194468608), (128, 170160032), (173, 125898752), (224, 97234304), (256, 85080016), (346, 62949376), (448, 48617152), (512, 42540008), (692, 31474688), (896, 24308576), (1024, 21270004), (1211, 17985536), (1384, 15737344), (1792, 12154288), (2048, 10635002), (2422, 8992768), (2768, 7868672), (3584, 6077144), (4096, 5317501), (4391, 4960256), (4844, 4496384), (5536, 3934336), (7168, 3038572), (8782, 2480128), (9688, 2248192), (11072, 1967168), (14336, 1519286), (17564, 1240064), (19376, 1124096), (22144, 983584), (28672, 759643), (30737, 708608), (35128, 620032), (38752, 562048), (44288, 491792), (61474, 354304), (70256, 310016), (77504, 281024), (88576, 245896), (122948, 177152), (140512, 155008)]