21304836

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28181}}^1$

素因数の和:28201

約数の個数: 48

約数和(自身を含む): 63127680

約数和(自身を除く): 41822844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28181, 56362, 84543, 112724, 169086, 197267, 253629, 338172, 394534, 507258, 591801, 760887, 789068, 1014516, 1183602, 1521774, 1775403, 2367204, 3043548, 3550806, 5326209, 7101612, 10652418, 21304836]

約数ペア:

[(1, 21304836), (2, 10652418), (3, 7101612), (4, 5326209), (6, 3550806), (7, 3043548), (9, 2367204), (12, 1775403), (14, 1521774), (18, 1183602), (21, 1014516), (27, 789068), (28, 760887), (36, 591801), (42, 507258), (54, 394534), (63, 338172), (84, 253629), (108, 197267), (126, 169086), (189, 112724), (252, 84543), (378, 56362), (756, 28181)]