21837456

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1244

約数の個数: 60

約数和(自身を含む): 61610640

約数和(自身を除く): 39773184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1091, 1112, 1251, 1668, 2182, 2224, 2502, 3273, 3336, 4364, 5004, 6546, 6672, 8728, 9819, 10008, 13092, 17456, 19638, 20016, 26184, 39276, 52368, 78552, 151649, 157104, 303298, 454947, 606596, 909894, 1213192, 1364841, 1819788, 2426384, 2729682, 3639576, 5459364, 7279152, 10918728, 21837456]

約数ペア:

[(1, 21837456), (2, 10918728), (3, 7279152), (4, 5459364), (6, 3639576), (8, 2729682), (9, 2426384), (12, 1819788), (16, 1364841), (18, 1213192), (24, 909894), (36, 606596), (48, 454947), (72, 303298), (139, 157104), (144, 151649), (278, 78552), (417, 52368), (556, 39276), (834, 26184), (1091, 20016), (1112, 19638), (1251, 17456), (1668, 13092), (2182, 10008), (2224, 9819), (2502, 8728), (3273, 6672), (3336, 6546), (4364, 5004)]