21906576

素因数分解:

$2^4\times 3^2\times {\mathrm{149}}^1\times {\mathrm{1021}}^1$

素因数の和:1184

約数の個数: 60

約数和(自身を含む): 61779900

約数和(自身を除く): 39873324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149, 298, 447, 596, 894, 1021, 1192, 1341, 1788, 2042, 2384, 2682, 3063, 3576, 4084, 5364, 6126, 7152, 8168, 9189, 10728, 12252, 16336, 18378, 21456, 24504, 36756, 49008, 73512, 147024, 152129, 304258, 456387, 608516, 912774, 1217032, 1369161, 1825548, 2434064, 2738322, 3651096, 5476644, 7302192, 10953288, 21906576]

約数ペア:

[(1, 21906576), (2, 10953288), (3, 7302192), (4, 5476644), (6, 3651096), (8, 2738322), (9, 2434064), (12, 1825548), (16, 1369161), (18, 1217032), (24, 912774), (36, 608516), (48, 456387), (72, 304258), (144, 152129), (149, 147024), (298, 73512), (447, 49008), (596, 36756), (894, 24504), (1021, 21456), (1192, 18378), (1341, 16336), (1788, 12252), (2042, 10728), (2384, 9189), (2682, 8168), (3063, 7152), (3576, 6126), (4084, 5364)]