21411592

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 41738400

約数和(自身を除く): 20326808

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 929, 1858, 2881, 3716, 5762, 7432, 11524, 23048, 39947, 62243, 79894, 124486, 159788, 248972, 319576, 497944, 2676449, 5352898, 10705796, 21411592]

約数ペア:

[(1, 21411592), (2, 10705796), (4, 5352898), (8, 2676449), (43, 497944), (67, 319576), (86, 248972), (134, 159788), (172, 124486), (268, 79894), (344, 62243), (536, 39947), (929, 23048), (1858, 11524), (2881, 7432), (3716, 5762)]