21633128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5717}}^1$

素因数の和:5777

約数の個数: 32

約数和(自身を含む): 45286560

約数和(自身を除く): 23653432

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5717, 11434, 22868, 45736, 62887, 125774, 245831, 251548, 491662, 503096, 983324, 1966648, 2704141, 5408282, 10816564, 21633128]

約数ペア:

[(1, 21633128), (2, 10816564), (4, 5408282), (8, 2704141), (11, 1966648), (22, 983324), (43, 503096), (44, 491662), (86, 251548), (88, 245831), (172, 125774), (344, 62887), (473, 45736), (946, 22868), (1892, 11434), (3784, 5717)]