21694344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 62346240

約数和(自身を除く): 40651896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 263, 491, 526, 789, 982, 1052, 1473, 1578, 1841, 1964, 2104, 2946, 3156, 3437, 3682, 3928, 5523, 5892, 6312, 6874, 7364, 10311, 11046, 11784, 13748, 14728, 20622, 22092, 27496, 41244, 44184, 82488, 129133, 258266, 387399, 516532, 774798, 903931, 1033064, 1549596, 1807862, 2711793, 3099192, 3615724, 5423586, 7231448, 10847172, 21694344]

約数ペア:

[(1, 21694344), (2, 10847172), (3, 7231448), (4, 5423586), (6, 3615724), (7, 3099192), (8, 2711793), (12, 1807862), (14, 1549596), (21, 1033064), (24, 903931), (28, 774798), (42, 516532), (56, 387399), (84, 258266), (168, 129133), (263, 82488), (491, 44184), (526, 41244), (789, 27496), (982, 22092), (1052, 20622), (1473, 14728), (1578, 13748), (1841, 11784), (1964, 11046), (2104, 10311), (2946, 7364), (3156, 6874), (3437, 6312), (3682, 5892), (3928, 5523)]