21780192

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32411}}^1$

素因数の和:32431

約数の個数: 48

約数和(自身を含む): 65342592

約数和(自身を除く): 43562400

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32411, 64822, 97233, 129644, 194466, 226877, 259288, 388932, 453754, 518576, 680631, 777864, 907508, 1037152, 1361262, 1555728, 1815016, 2722524, 3111456, 3630032, 5445048, 7260064, 10890096, 21780192]

約数ペア:

[(1, 21780192), (2, 10890096), (3, 7260064), (4, 5445048), (6, 3630032), (7, 3111456), (8, 2722524), (12, 1815016), (14, 1555728), (16, 1361262), (21, 1037152), (24, 907508), (28, 777864), (32, 680631), (42, 518576), (48, 453754), (56, 388932), (84, 259288), (96, 226877), (112, 194466), (168, 129644), (224, 97233), (336, 64822), (672, 32411)]