21073584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3301}}^1$

素因数の和:3338

約数の個数: 80

約数和(自身を含む): 65511680

約数和(自身を除く): 44438096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 3301, 6384, 6602, 9903, 13204, 19806, 23107, 26408, 39612, 46214, 52816, 62719, 69321, 79224, 92428, 125438, 138642, 158448, 184856, 188157, 250876, 277284, 369712, 376314, 439033, 501752, 554568, 752628, 878066, 1003504, 1109136, 1317099, 1505256, 1756132, 2634198, 3010512, 3512264, 5268396, 7024528, 10536792, 21073584]

約数ペア:

[(1, 21073584), (2, 10536792), (3, 7024528), (4, 5268396), (6, 3512264), (7, 3010512), (8, 2634198), (12, 1756132), (14, 1505256), (16, 1317099), (19, 1109136), (21, 1003504), (24, 878066), (28, 752628), (38, 554568), (42, 501752), (48, 439033), (56, 376314), (57, 369712), (76, 277284), (84, 250876), (112, 188157), (114, 184856), (133, 158448), (152, 138642), (168, 125438), (228, 92428), (266, 79224), (304, 69321), (336, 62719), (399, 52816), (456, 46214), (532, 39612), (798, 26408), (912, 23107), (1064, 19806), (1596, 13204), (2128, 9903), (3192, 6602), (3301, 6384)]